How to Charge Laptop with HDMI? Step By Step Guide!

Being an enthusiast laptop savvy, Evan Charles shares his wisdom on LaptopEcho to help others pick the right machine. He loves guiding people to get...

Simply put, I have spent hundreds of dollars replacing my laptop charger. I took some time to research the best alternatives to the laptop chargers. Through expensive trials and errors, the HDMI cord was a good option!

Learning how to charge a laptop with an HDMI cord is a no-brainer task. It is an efficient and cost-effective alternative to the laptop charger. But it is not advisable to charge your laptop using this method due to different power outputs.

The guide below will teach you ways to keep up with your laptop and keep it on charge using an HDMI cable. Take the time to read through and find out if you can do that. I have also shared other ways to charge your laptop without the normal charger.

Can You Charge a Laptop with HDMI?

Laptop chargers are vulnerable to malfunctions due to several reasons ranging from bad input to electricity fluctuations. Buying a new charger more often is expensive. HDMI cable is an incredible option for those individuals who know how to use it.

Besides, if you use a laptop for pentesting, that HDMI cable is going to help you in multiple ways, from extending displays to presenting pitches apart from charging!

Can You Charge a Laptop with HDMI

So, how can you charge a laptop with HDMI?

First, you can charge your laptop using the HDMI cable without any problem. It is the best alternative when you are stuck and have no choice at all.

But HDMI does not have regulators to supply the correct current and voltage, it does better with project laptop screen. Exercise ultimate care when using an HDMI cable to recharge your laptop. Let’s get to know the possibility of charging with an HDMI and see if your laptop can do this.

How to Charge Laptop with HDMI?

Recharging a laptop with an HDMI cable is possible if there is a port that supports it. I will walk you through simple steps to recharge your laptop without any problem. Let’s find out:

How to Charge Laptop with HDMI

Step 1: Take the time to check your laptop if there is a port that supports HDMI cable. Technological advancement has resulted in sleek design laptops with few ports. Some laptop brands have an HDMI port and others do not have it.

Apple MacBooks are examples of laptop brands without HDMI ports. Ensure you have an HDMI cable and adaptor before thinking about recharging the laptop. HDMI cables and adaptors are inexpensive and readily available.

Step 2: Connect your TV to the power socket and switch it on. Use an HDMI connector to link the other end of the cable with it. Ensure all the connections are secured and the ports are working well, and the laptop’s power usage matches the cable and power source. Otherwise, the laptop might not charge in the long run.

Step 3: Take the HDMI adaptor and cable to connect with the laptop. Undertake a few adjustments if the laptop is not charging by double-checking the connections. If the laptop charging light flashes, it has worked and if it is not working, try to remove the cable and try again.

Ensure the TV is working before connecting your laptop. Leave the laptop to fully charge without switching off the TV. It will take longer than the laptop charger due to the low current and voltage supply.

Is HDMI a Safe Method to Charge Your Laptop with HDMI?

Charging a laptop with an HDMI cable is easy if the device can support it. HDMI is the best alternative to a laptop charger since it is efficient and cost-effective. So, is HMDI a safe method to charge your laptop? Yes.

But it provides low current and voltage to recharge the laptop battery faster like the standard charger. The HDMI lacks an adaptor and other special regulators to control the power input and output. The small current and voltage amount are not good for laptop components.

Is HDMI a Safe Method to Charge Your Laptop with HDMI

I recommend charging your laptop with an HDMI cable if the charger is not working. It is the best option as you look for money to replace the malfunctioning charger.

Advantages and Disadvantages of Charging Laptop with HDMI

An HDMI cable can charge a laptop with an HDMI port. There are no settings to be done on the TV and computer using the HDMI. The only drawback of charging a laptop with HDMI is the frequent screen issues. The laptop screen will flick whenever the TV sends power via the HDMI port.

Other Ways to Charge Laptop without Laptop Charger

You can charge a laptop with either an HDMI cord or USB-C cable. These two methods are efficient and cost-effective. Besides that, they come some pros and cons to the laptop screen.

How to Charge a Laptop with USB-C

Modern laptops do not have USB-C ports due to the need for a sleek design. But if your laptop can support the USB-C cable, it can be used to recharge the battery. Connect the USB-C cable to your laptop and allow it to charge. The charging method is faster than using the HDMI cord. But linking your laptop with the USB-C cable can be challenging.

How to Charge a Laptop with USB-C

The USB-C cable can also charge a laptop with another laptop through proper interlinking. It also makes it possible to charge a laptop with a USB or charge a laptop with an aux cable.

How to Charge Laptop with Power Bank

It is the easiest method for recharging a laptop. Power banks are portable batteries and can be connected to laptops in several ways. USB type-A power bank is ideal for charging less-powerful laptops and the USB-C option can charge powerful computers. Plug the power bank cable into the laptop to recharge its battery.

How to Charge Laptop with Power Bank


I hope the above tricks will help you recharge the laptop if the normal charger fails to function. I recommend power bank and USB-C methods over HDMI. HDMI cord usually results in laptop screen flickering or turning off when charging. USB-C method is the most effective and efficient option.

The power bank option is ideal for solving the short-term problem. It is also not ideal for charging more powerful laptops due to low current and voltage. The golden rule is to ensure your laptop has ports that can support USB-C, aux cable, and HDMI cord before thinking about charging.

Evan Charles

Evan Charles

Being an enthusiast laptop savvy, Evan Charles shares his wisdom on LaptopEcho to help others pick the right machine. He loves guiding people to get the best out of their laptops as he does.

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