How To Charge Laptop With Hdmi?

Can I charge my laptop with display port

Versatility – For USB Power Delivery, DisplayPort over USB-C cables can provide up to 100 watts. This is convenient for laptop users, as it’s possible to maintain your laptop’s charge via the connection to the monitor, meaning it’s unnecessary to drag the charger around with you.

Can HDMI charge a laptop?

Can HDMI Cable be Used for Charging? – Yes, but it only works if your device has an HDMI-IN port. Actually, HDMI charging is not a good option. It’s designed mainly to share multimedia, and its voltage levels are too low which would mean a painfully slow charge or worse – damaging your laptop’s battery. So only use the HDMI cable for charging when it’s absolutely necessary.

How do I charge my HP laptop with HDMI?

How to Charge Laptop with HDMI: Can You & Answers

• Not every laptop has an HDMI port capable of receiving a charge. Just plugging the HDMI cable into your computer and expecting a charge is unlikely to happen.
• Many modern laptops come with USB-C ports, which can be used with an HDMI to USB-C adapter to help you charge with HDMI.
• If your laptop does not have a USB-C port, you can use a universal adapter instead to charge with HDMI.

1. 1 Only a few laptops have an HDMI-IN port. Check your laptop’s manual or look online to see if your model has an HDMI-IN or OUT port. Most laptops have an OUT port so the images on your laptop can project on another screen.
2. 2 It’s incredibly slow and runs the chance of damaging your laptop. HDMI was never meant to provide power to your laptop, so there are a few risks involved.
   • The power from an HDMI port carries 5v while most laptop chargers provide is usually 18-20v, so it’s considerably underpowered.
   • If you connect to the wrong port (like two laptops that both have HDMI-OUT ports), you can short-circuit those laptops.
   • HDMI ports do not provide the same safety features that your charging cable has. This means that there’s no protection when your laptop battery is full of charge (which is a problem when an HDMI offers slow charging, so you plug it in and walk away).
   • Know that you only charge via HDMI temporarily. Sustaining the low-power charge can damage your laptop.

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1. 1 Plug the HDMI cable into the HDMI-OUT port of the charging device. Common items that have HDMI-OUT ports include TVs, laptops, DVD players, and Blu-ray players.
   • Only use this method if you’re sure that you have an HDMI-IN port as using an HDMI-OUT port may cause damage to both devices.
2. 2 Connect your laptop to the other end of the HDMI cable. You should see a power symbol in the system tray (on the battery icon). This method is working if you hover your mouse over that symbol and see “Plugged-in.”

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1. 1 Plug the HDMI end of the cable into the HDMI-OUT port of the device. Common items that have HDMI-OUT ports include TVs, laptops, DVD players, and Blu-ray players.
   • This method requires the use of an extra tool since many modern laptops have USB-C ports instead of HDMI-IN ports. If you don’t have an HDMI-IN port on your laptop, this adapter is required.
   • You can purchase an HDMI-IN to USB-C Adapter from any electronics retailer. Make sure it’s an HDMI-IN to USB-C adapter since HDMI-OUT adapters are much more common.
2. 2 Plug the other end of your HDMI cable into the adapter. Plugging this cable directly into the HDMI port on your laptop (unless you have an HDMI-IN port) can cause serious damage. Make sure the cable fits snuggly into the adapter instead.
3. 3 Connect your laptop to the adapter using the USB-C cable. You should see a power symbol in the system tray (on the battery icon). This method is working if you hover your mouse over that symbol and see “Plugged-in.”

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1. 1 Plug the HDMI end of the cable into the HDMI-OUT port of the charging device. Common items that have HDMI-OUT ports include TVs, laptops, DVD players, and Blu-ray players.
   • This method requires the use of a universal adapter. With that device, you can even get charging tips if they are available for your make and model of laptop, so charging via HDMI is easy.
   • You can purchase a universal adapter from any electronics retailer.
2. 2 Plug the other end of your HDMI cable into the adapter. It should be labeled on the adapter as the HDMI-IN port so it can receive the charge from the OUT port on the other device.
3. 3 Connect your laptop to the adapter using the charging tip or another cable. If the universal adapter does not have a charging tip for your laptop, you can use one of the other cables that are attached to it. You should see a power symbol in the system tray (on the battery icon). This method is working if you hover your mouse over that symbol and see “Plugged-in.”

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Ask a Question Advertisement Written by: wikiHow Technology Writer This article was co-authored by wikiHow staff writer,, Darlene Antonelli is a Technology Writer and Editor for wikiHow. Darlene has experience teaching college courses, writing technology-related articles, and working hands-on in the technology field.

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• Updated: November 15, 2022
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Thanks to all authors for creating a page that has been read 18,634 times. : How to Charge Laptop with HDMI: Can You & Answers

Is 5V enough to charge a laptop?

Why am I not able to use a USB-A port to charge my laptop? – T he short answer: The voltage and power that standard USB (called USB-A) ports support are not powerful enough for laptops. To elaborate on this topic, there are a few key things to keep in mind:

1. Voltage and Power 2. Power Output and Limitations of USB-A Ports 3. Power Required By Laptops The Wrap-up

Most of our devices are designed to recharge using a specific voltage to prevent damage to the device. The easiest way to figure out the voltage used by your device is by simply referring to the information printed on the original charger that was included with your purchase.

You will want to look for the power output of the charger, which is typically in the format, “_V/_A”, A simple comparison would be automobiles and the type of fuel they require to operate. If you have a sedan that requires regular unleaded gasoline, filling the tank with diesel fuel wouldn’t be compatible.

Our devices and the voltages they require to recharge are very similar to this. If you own a device that requires a 15V current to recharge, a 5V or 20V current would not be compatible. With this being said, we also have to pay attention to the amount of power required by our devices.

While some chargers may list the power output in watts (W), other chargers may not. The good news is that it’s very simple to figure this out. Once you have located the power output, simply multiply the voltage (V) by the amperage (A) to determine the watts (W). Example: 5V/2A  (5 x 2) = 10W ; 20V/2.25A  (20 x 2.25) = 45W Example: 5V/2A is the same as (5 x 2) = 10W ; 20V/2.25A is the same as (20 x 2.25) = 45W USB-A is the most common type of USB port.

These ports can be found on most standard chargers that are included when you purchase small portable devices, such as a phone or tablet. However, all USB-A ports are not created equally. A large majority of USB-A ports only support a 5V current, which is fine for charging small devices, but not quite powerful enough for large devices.

Depending upon the device, the included charger may support up to 12W (5V/2.4A). If you have a new USB charger, you may notice that the inside of one or more of the USB-A ports have a color, which typically indicates that it supports a “fast charging” technology. Sometimes, these USB-A ports can support 5V, 9V and 12V currents, up to a total of 18W, which allows compatible devices to charge more rapidly.

It is also worthy to note that it is extremely rare for a USB-A port to support amperages exceeding 3A or 18W, whichever is the greater. Due to this, even the most powerful USB-A chargers will only support 5V/3A (15W), 9V/2A (18W) and 12V/1.5A (18W). Some USB-A cables may also limit the amperage due to the internal wires or the type of connector on the opposite end of the cable, so be sure to use a compatible cable for your device and charger.

The voltage and power required to recharge a laptop will vary drastically amongst various computers. Sometimes, this will even vary amongst the same laptop models due to having a more powerful processor or graphics card, so it’s always best to look at your original charger that was included with the device.

A large majority of laptops recharge using currents between 15V and 20V, and require power upwards of 36W. As you can see, the voltage and power required to recharge a laptop are drastically higher than what a USB-A port can provide, which causes this compatibility issue for charging.

• While there may be a few small laptops that can recharge at lower voltages and/or currents, these computers are not very common and would still recharge at a much slower speed.
• We hope that this is helpful as you look for portable charging solutions for your laptop.
• If you have any questions or need some assistance, feel free to reach out to our team of experts! At J-Go Tech, we focus on developing innovation charging solutions that primarily support USB-C charging.

As USB-C charging becomes a standard way of charging, we understand that there will be many opportunities for people to charge their devices faster, easier and with less equipment. With this, we are on a mission to educate consumers on the advantages on USB-C charging technology.

What happens if you plug a USB-C charger into a non charging port?

USB C charging requires the port to be able to accept input current and route it to the charging functions of the computer. If the computer does not support this function it lacks the hardware to handle this input current, and therefore applying such current will damage the components.

Does USB-C to HDMI charge?

The USB-C to HDMI + Charge Adapter connects to your laptop or tablet via USB-C port, giving you both an HDMI port for video display and a USB-C port for power. Its plug-and-play design works universally with Mac and Windows laptops, and other USB-C devices.

Will USB-C to DisplayPort charge my laptop?

Yes, you can. While using USB-C to transmit audio/video, you can also deliver up to 60~90W of power to your laptop.

Can DisplayPort deliver power?

DisplayPort over USB-C enables the delivery of full DisplayPort A/V performance (driving monitor resolutions of 4K and beyond), SuperSpeed USB (USB 3.1) data and up to 100 watts of power with the convenience of reversible plug orientation and cable direction.

Why is my laptop not charging with USB-C?

PC (or phone) isn’t charging – To speed up charging, use the charger and cable that came with your device.

Can I charge my laptop with USB-C phone charger?

Will any port work with any charger? – USB-C is a universal charging standard. That means that, technically, it doesn’t matter what USB-C charger you use — it should be able to power up a laptop with a USB-C charging port and power bank. In the real world, this is taking a while to come true.

Today the majority of laptop USB-C chargers are interchangeable, but it’s not guaranteed. Some laptops come with USB-C ports that don’t charge. This is most common on laptops that come with their own proprietary charger — although a number of laptops can be charged either way, only the propriety charger tends to power up a laptop more quickly.

The Samsung Notebook 9 is an example of that, as is the 2019 HP Envy 13, If you’re not sure exactly how to charge your laptop, check the manufacturer’s website, or look up a review of the system here at Digital Trends. Laptops that rely entirely on USB-C, meanwhile, might not charge with just any charger.

PCWorld, in its testing, found that HP’s Spectre x2 wouldn’t charge with any USB-C charger besides its own. HP said that that was intentional because a bad charger could damage the device or cause it to malfunction. Other devices, like the Apple MacBook Pro, don’t have such tight restrictions — a new USB-C authentication system could help with this issue in the near future.

While we haven’t personally heard of any damage from using a USB-C charger other than the one that came with your laptop, there’s always a slim risk when plugging a laptop into an unknown power source. Faulty cables can also be a problem. Microsoft acknowledges this by saying that you can charge a Surface with a USB-C port, but it’s highly recommended that you use the Surface charger that came with the laptop because a USB-C charger would end up being very slow due to how power is metered within the device.

What happens if laptop charging port is damaged

Conclusion – Having a broken laptop charging port could be very troublesome. If your laptop isn’t getting charged, then you will probably be unable to use it. So it is important to identify the problem as soon as possible and fix it so you can carry on with your everyday tasks using your laptop.

Can HDMI deliver power?

Yes, all categories of HDMI Cable, including Standard, High Speed, Premium High Speed and Ultra High Speed, may incorporate the HDMI Cable Power feature.

Will HDMI charge my phone?

Most external displays with USB-C or HDMI ports charge your phone while in the dock. If your external display’s USB-C ports don’t output power, connect the display to a powered USB-C hub, then connect the hub with the dock.

How do I wake up my dead laptop battery

Download Article Download Article This wikiHow teaches you how to restore some life to a laptop computer battery. While you can do a few things to boost your battery’s lifespan, computer batteries must be replaced every 2 to 3 years for optimal performance. Also keep in mind that if your laptop has a lithium battery, freezing it or repeatedly discharging it completely will damage the battery further.

1. 1 Make sure you don’t have a lithium-ion battery. Your battery has to be either Nickel-Metal Hydride (NiMH) or Nickel-Cadmium (NiCD) in order for this method to work. If you do this method with the wrong battery, the battery will likely be destroyed.
   • All Macs have lithium batteries, and many modern Windows computers also use lithium batteries.
   • You shouldn’t perform this process on a computer with a non-removable battery pack, as doing so will either require you to remove the battery (which can void your computer’s warranty) or freeze the whole computer (which will ruin your computer).
2. 2 Turn off and unplug your laptop. Your laptop must be completely turned off and unplugged before you attempt to remove the battery, as failing to do so may result in an electric shock. Advertisement
3. 3 Remove the battery. In most cases, you’ll remove the bottom of the laptop and unclip the battery from there, though your laptop may have a battery release button on the bottom instead.
4. 4 Place the battery in a soft cloth bag. You’ll want to do this to add a buffer between your battery and the second bag you’ll use.
5. 5 Place the bagged battery in a Ziploc bag. This will ensure that the battery doesn’t get damp while freezing.
   • Avoid using a regular plastic bag for this, as the battery may accumulate moisture in such a bag.
6. 6 Leave the battery in the freezer for 10 hours. Doing so will give the battery enough time to restore at least part of its lifespan.
   • You can leave the battery in for as long as 12 hours, but leaving it in any longer than that may cause the battery to leak.
7. 7 Recharge the battery. Once your battery has spent enough time in the freezer, you can remove it, dry it off if needed, allow it to come back to room temperature, and then plug it back into your laptop. You should be able to charge the battery from there. Spike Baron Network Engineer & Desktop Support You can easily replace a dead laptop battery. If you can’t revive your battery, you can purchase a new one for as cheap as $15.

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1. 1 Know when to use this method. You’ll want to recalibrate your laptop’s battery if your computer’s battery indicator is no longer displaying the correct amount of charge.
   • For example, if your battery indicator says you have 50% charge but your computer shuts down shortly after, you should recalibrate your battery.
2. 2 Charge the battery to 100%. Keep your computer’s charger plugged in until your battery reaches the “Fully Charged” point.
3. 3 Unplug your laptop. Remove the charger side of the charger cable from your computer to do so.
   • Never disconnect the wall socket side of the charger first, as plugging it back in while the charger is connected to the laptop could damage your computer.
4. 4 Run your laptop until the battery has been completely drained. You can simply keep your computer turned on until the battery life runs out, but streaming video or running another battery-consuming process will speed up the battery draining.
5. 5 Leave your laptop unplugged for another 3 to 5 hours. This will ensure that the battery’s phantom charge is completely gone before proceeding.
   • Skip this step for a lithium battery.
6. 6 Begin charging the battery. Plug the computer’s charger back in to do so. Once the battery reaches 100% again, it should be calibrated.

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1. 1 Perform this method if your battery is draining too quickly. If your laptop’s battery is suddenly draining faster than it used to, performing this method once may fix the problem.
   • You don’t want to perform this method too often; completely draining and then recharging most laptop batteries repeatedly can reduce the overall lifespan of the battery by 30%.
2. 2 Unplug your laptop. Remove your charger from the laptop’s charging port to do so.
   • Never disconnect the wall socket side of the charger first, as plugging it back in while the charger is connected to the laptop could damage your computer.
3. 3 Run your laptop until the battery has been completely drained. You can simply keep your computer turned on until the battery life runs out, but streaming video or running another battery-consuming process will speed up the battery draining.
4. 4 Leave your laptop alone for around 3 hours. This will ensure that the battery is completely dead before you proceed.
   • Skip this step if you have a lithium battery.
5. 5 Begin charging the battery. Plug the computer’s charger back in to do so.
   • This process will be more effective if you leave your laptop off for as long as possible.
6. 6 Allow the battery to charge for 48 hours. You can use your computer during this time, but make sure that it is plugged in for at least 2 days without a break. Doing so will ensure that your battery is fully recharged, which may lead to an increase in overall battery life.

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1. 1 Avoid discharging your battery lower than 20%. Discharging your laptop’s battery all the way can cause the battery’s life to drop by 30% after between 300 and 500 discharges, while discharging to 50% requires well over 1000 discharges before the battery will lose a comparable amount of its lifespan.
   • Ideally, you’ll only ever discharge your laptop’s battery to around 20%. This will allow for over 2000 discharges before you hit the 70% battery life mark.
   • To keep your battery in good working order, let it discharge down to about 20% battery once a month or so. That allows the chemicals inside the battery to get mixed up, so it will actually last longer than if you leave your laptop plugged in all the time.
2. 2 Make sure your computer doesn’t get too hot. Heat can both prevent your battery from operating efficiently and cause damage to the battery itself. If you’re running your laptop in warm environments, make sure that the laptop’s vents are unobstructed.
   • You may also want to place the laptop on a flat, cool surface such as a desk; counterintuitively, using your laptop in your lap may prevent proper circulation, and your body temperature may also bring up the laptop’s overall temperature.
3. 3 Store batteries in proper conditions. If you’re going to be placing a laptop in storage, you can ensure that your battery retains most of its lifespan by storing it at full charge in a location that’s between 68°F and 77°F (or 20°C to 25°C).
   • Batteries can be stored in this condition for several months before needing a charge.
   • Never store lithium batteries at anything other than 100% charge.
4. 4 Consider removing the battery when gaming or editing. If your laptop has a removable battery, disconnecting it and keeping the computer plugged into its charger while performing system-intensive actions such as gaming or video editing can help prevent heat damage to the battery.
   • Heat can shorten the battery’s lifespan, so this is an optimal step if you often use your laptop for high-power activities.

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Add New Question

• Question What can I do to help my laptop battery last longer? Luigi Oppido is the Owner and Operator of Pleasure Point Computers in Santa Cruz, California. Luigi has over 25 years of experience in general computer repair, data recovery, virus removal, and upgrades. He is also the host of the Computer Man Show! broadcasted on KSQD covering central California for over two years. Computer & Tech Specialist Expert Answer Every battery needs to go through a discharge cycle, down to 20% and then back up to 100%. Otherwise, the chemicals inside the battery don’t get mixed up, and the battery won’t work properly.
• Question What’s the principle behind this? This is really about chemistry. When the battery freezes, the domains that were initially dis-aligned in the battery will converge and become one. Thus, they will be able to conduct the electric current.
• Question Can a laptop battery be so dead that the computer will not work even if plugged in to power? It is possible to drain a laptop battery so much (and for so long) that it loses its “memory” for charge. We recommend giving these methods a try before throwing in the towel.

See more answers Ask a Question 200 characters left Include your email address to get a message when this question is answered. Submit Advertisement

• If your battery isn’t charging, check the AC adapter and the charging port. These tend to wear out more quickly than the battery itself. You can get a new power source online or from an electronics store.
• If your laptop battery is dead and you aren’t able to get a new one right away, plug your laptop in and use it like a desktop until you can replace the battery.
• Laptop batteries do eventually die. If these methods don’t work, you may have a completely dead battery, and you’ll need to purchase a new one. Batteries can be purchased both online and in tech stores such as Best Buy.

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• Don’t put your laptop battery into the freezer without securely bagging it, as it may attract water and ice that will cause damage.
• Only perform the freezer method on NiCD or NiMH batteries. If you try this on a lithium battery, it’ll make the battery life worse.
• Taking your laptop battery apart to replace the lithium cells inside is incredibly dangerous—never disassemble your laptop battery.

Advertisement Article Summary X To revive a laptop battery that isn’t holding its charge, start by unplugging your laptop so it’s not charging. Then, leave it on until the battery is fully drained. Next, let your laptop sit, unplugged, for at least 3 hours to ensure it’s fully dead.

Does freezing a battery recharge it?

Freezing Your Batteries Isn’t a Fix-All Cure – The concept of storing batteries in the freezer is as old as batteries themselves. The batteries of the past indeed held their charge for longer when kept in cold conditions. However, battery chemistry has come a long way since then.

1. More often than not, storing your batteries in the freezer will do more harm than good.
2. Because of this, the best course of action is to follow the battery manufacturer’s recommendations for storage.
3. If you do this, you’re sure to get the most use out of your batteries.
4. Plus, you’ll avoid accidentally damaging them.

Do you have any questions about battery storage? Drop them in the comments below! 100Ah 12V LiFePO4 Deep Cycle Battery 100Ah 12V GC2 LiFePO4 Deep Cycle Battery 270Ah 12V LiFePO4 Deep Cycle GC3 Battery 12V LiFePO4 Deep Cycle Heated Battery Kits

Does putting laptop battery in freezer work?

In short: no. While cold environments help maintain battery life, refrigerators and freezers are not safe to put batteries in. The moist environment will cause condensation on the batteries. This in turn will lead to rust or other damage. Avoid putting batteries under extreme temperatures at all times.

How do you power a dead laptop?

How to Fix it When Your Laptop Won’t Turn On – To resolve an issue with a laptop that won’t turn on, you should work from the most likely causes, which are the easiest to fix, and work your way to the most difficult.

1. Check and replace the power supply, This step may seem like common sense but confirm you didn’t plug the wrong power supply into your laptop. Many laptop AC adapters look the same. If the adapter doesn’t offer the correct voltage and amperage for your laptop, it won’t work. However, if your laptop’s power light is on, the power supply is probably working. If both the laptop power light and the adapter power light are on, it could indicate a battery problem. If you aren’t using it plugged in, does the battery have a charge? We’ve definitely been caught without a charged battery before.
2. Make sure it’s not a screen issue. A common mistake is when the screen itself is black, people assume their laptop is off when it isn’t. First, if you’ve connected to an external monitor, turn up the volume. If that doesn’t work, disconnect the external monitor to see if the desktop appears on the main laptop window. If not, use the brightness function key on your keyboard to increase the brightness, Try plugging a different external monitor into your HDMI or other video output port to check if the problem is just with your laptop’s display. If the laptop display or monitors don’t show anything but the power and/or keyboard keys are lit up, there could be a problem with your laptop’s display adapter. In this case, you’d need to get the adapter replaced by a computer technician.
3. Remove any bootable media drives. If you’ve ever used a USB stick or DVD to boot your laptop and forget that you’ve left either of those in your laptop, it could cause startup problems.
4. Detach from any docking stations. A faulty power port or power supply in a docking station can cause issues when you’re trying to start your laptop, Detach your laptop from the docking station and plug the power adapter directly into the laptop. If your laptop starts, then you need to replace the faulty docking station.
5. Listen for any beeping sounds, When laptop motherboard components fail, often the laptop will issue a series of beeps. The number of beeps is actually a code to help you identify the failed component. If you do hear the beeping sounds, check the laptop manufacturer’s website for what the number of beeps means for your computer’s make and model.
6. Try doing a hard restart, If your laptop turned off suddenly while you were using it, this could indicate an electric shock of some sort caused the safety mechanism built into modern motherboards to disconnect power. This is to protect sensitive components from electrical overload, You can remove any residual electricity by removing the battery, disconnecting the power adapter, and pressing and holding the power button for 30 seconds. Connect the power adapter again, wait 30 seconds, and then turn on the system. If your laptop starts, turn it off again and reinstall the battery. If the laptop won’t turn on after you’ve reinstalled the battery, you likely have a faulty battery and need to replace it with a new one.
7. Make sure all cooling vents are clear. Laptops have special safety circuits to cut power to your laptop if any components overheat —usually the CPU. Overheating can happen for many reasons, but most commonly, it’s if you use the laptop on a pillow or sofa—any surface that blocks the laptop cooling vents. Avoid this to keep your laptop cool, It’s also a good idea to clean all vents in your laptop case because hair, dust, or other debris can also cause overheating.
8. Replace the CMOS battery, The laptop motherboard contains a small circular battery that powers the CMOS, which allows the BIOS to load the operating system and all input and output components during bootup. If this battery is dead, the laptop won’t start. You can replace the CMOS battery yourself if you feel comfortable opening the case. However, most people opt to have it replaced by an experienced technician.
9. Replace any newly installed components. Did you recently install new RAM cards or a hard drive? If your laptop stopped booting immediately after, it might indicate the new hardware is faulty. Try putting the old component back or sending the new one back to where you bought it for testing and get a working replacement.
10. Send the laptop in for repairs. If none of the troubleshooting tips above helped get your laptop working again, you might have a failed component on the laptop motherboard. The best option is sending it to the manufacturer for a repair if your laptop is under warranty or taking your computer somewhere for a repair,

Like any electronic, laptops don’t live forever. If your laptop isn’t under warranty anymore and repair fees are steep, it might be cheaper to purchase a new one. If you do buy a new one, see if you can upcycle the old one instead of tossing it into the trash. FAQ

• Why won’t my HP laptop turn on? Issues with your HP laptop’s power supply, display, keyboard, memory, and other components can prevent your HP laptop from turning on. The best approach is to systematically troubleshoot your HP system to isolate the problem.
• Why won’t my Dell laptop turn on? Surprisingly, a very common issue is a loose connection or a depleted battery. If you’ve verified that neither of these is the problem and the laptop still won’t turn on, visit our troubleshooting guide,

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Can you charge a dead laptop with a phone

Use Your Cell Phone – As a last-ditch charging method in an emergency, most current smartphone models can be used as a backup power supply. Obviously, your smartphone battery doesn’t hold nearly as much charge as your laptop battery. This leads to a couple of significant drawbacks to the cell phone charging method.

First, even if you drain your smartphone battery completely, you won’t get more than 30 minutes or so worth of charge. Obviously, this isn’t enough time to get a huge amount of work done. Secondly, if you drain your smartphone battery completely, you’ve effectively traded one dead battery for another.

That said, if you’re in the car, you can easily plug your smartphone in afterwards to recharge it. So, how would one go about using this method? First, you’ll need a USB Type-C to USB Type-C cable. Next, connect your phone to your laptop, and find your phone’s USB settings.

1. This will be different depending on whether you’re using Android or iOS.
2. Either way, you need to select the option to supply power.
3. Once that’s done, your smartphone battery will quickly drain, and your laptop battery will come back to life.
4. Obviously, this is a last-ditch solution, and it’s not a good plan for everyday use.

A far better plan, if you expect to run out of power regularly, is to use a dedicated battery pack that was purpose-built for the task. Still, the cell phone method is an effective way to get yourself out of a pickle.

Can a completely dead laptop battery be recharged?

Method 1 – The Freezing Method – I once saw a movie where a guys’ phone was about to die, so he took out the battery and stuck in some snow, which apparently made it last longer! I still don’t know if that’s true or not, but apparently you can freeze a laptop battery and get more juice out of it.

• Here’s the procedure very succinctly: Step 1 : Take your battery out and place it in a sealed Ziploc or plastic bag.
• Step 2 : Go ahead and put the bag into your freezer and leave it there for about 12 hours.
• Some people suggest leaving it for longer, but I wouldn’t leave it for more than 24 hours.
• Step 3 : Once you take it out, remove the plastic bag and let the battery warm up until it reaches room temperature.

Be sure to wrap it in a towel and wipe away any condensation as it warms up. Step 4 : Reinsert the laptop battery and charge it completely. Step 5 : Once charged, unplug the power and let the battery drain all the way down. Now repeat steps 4 and 5 at least 4 times: charge all the way to full, then discharge completely.

That should be it! Unless your battery is leaking acid, you should get some kind of bump in the battery life. Note that you should only perform this on NiCD or NiMH batteries. If you try this on a lithium battery, it’ll make the battery life worse. Unfortunately, there is no way to restore a lithium battery.

You’ll have to find your laptop specs to see what kind of battery you have. For lithium ion batteries, you can’t restore, but you can possibly extend the life of a battery. Read method 2.

Can I charge laptop with USB-C phone charger

Will any port work with any charger? – USB-C is a universal charging standard. That means that, technically, it doesn’t matter what USB-C charger you use — it should be able to power up a laptop with a USB-C charging port and power bank. In the real world, this is taking a while to come true.

Today the majority of laptop USB-C chargers are interchangeable, but it’s not guaranteed. Some laptops come with USB-C ports that don’t charge. This is most common on laptops that come with their own proprietary charger — although a number of laptops can be charged either way, only the propriety charger tends to power up a laptop more quickly.

The Samsung Notebook 9 is an example of that, as is the 2019 HP Envy 13, If you’re not sure exactly how to charge your laptop, check the manufacturer’s website, or look up a review of the system here at Digital Trends. Laptops that rely entirely on USB-C, meanwhile, might not charge with just any charger.

PCWorld, in its testing, found that HP’s Spectre x2 wouldn’t charge with any USB-C charger besides its own. HP said that that was intentional because a bad charger could damage the device or cause it to malfunction. Other devices, like the Apple MacBook Pro, don’t have such tight restrictions — a new USB-C authentication system could help with this issue in the near future.

While we haven’t personally heard of any damage from using a USB-C charger other than the one that came with your laptop, there’s always a slim risk when plugging a laptop into an unknown power source. Faulty cables can also be a problem. Microsoft acknowledges this by saying that you can charge a Surface with a USB-C port, but it’s highly recommended that you use the Surface charger that came with the laptop because a USB-C charger would end up being very slow due to how power is metered within the device.