How to fix laptop battery draining fast: Our 10 easy methods

How to fix laptop battery draining fast

Your laptop’s battery provides power, but after some time of use, it will no longer maintain its initial battery level. Therefore, how to fix laptop battery draining fast issue when the battery life is becoming increasingly uncomfortable?

Here are some instances where a laptop has experienced a problem that causes it to fast lose battery life after extended usage, along with instructions on how to fix laptop battery draining fast problem and answer the user’s inquiry on why this happens.

Problem with Laptop Battery Drain: Main Causes

Your laptop’s battery may be draining more quickly than usual due to a number of issues, including:

  • You are using your laptop’s display at a brightness level that is higher than typical.
  • Several peripherals are attached to your laptop.
  • Operating the laptop in High-Performance mode
  • There are numerous apps and applications running in the background.
  • You are using a laptop that requires a lot of power because you are running an editing program.
  • The battery is being depleted too quickly by the lighted keyboard.
  • A application or app isn’t functioning properly.
  • The system settings have changed, and this is what is causing the battery drain.
  • The installed firmware is faulty.

How to fix Laptop Battery Draining Fast

Adjust the screen to stop the laptop’s battery from running out quickly

One of the elements that causes the laptop battery to discharge the most quickly is the LCD screen. The brightness may typically be adjusted on laptop screens at will. To save energy, some models even let you change the CPU and fan speed. To conserve a little extra battery life, if at all possible, lower it to the lowest permissible level.

How to fix Laptop Battery Draining Fast

Windows background-running programs should be turned off.

Laptop batteries drain quickly due to software operating in the background, including Facebook, Google Desktop Search, Unikey, Skype, and antivirus programs. Even if you switch off the desktop, all of these programs continue to operate continuously under Windows. Turn off anything you deem unneeded when the system is utilizing battery power, such as antivirus software when you aren’t online.

Turn Off Keyboard Backlight

Turning off the keyboard backlight is always advised, especially if your laptop’s battery is depleting too quickly, unless and until you truly need it. Ideally, you should use your keyboard backlight while playing a game or in a dimly lit environment. There is no purpose in keeping the keyboard backlight on when the keyboard is already readable because it consumes your laptop battery. Finding the appropriate function button on the keyboard or accessing the settings menu will allow you to quickly switch off the keyboard backlight.

Turn Off Keyboard Backlight

If not in use, turn off the WiFi and any other devices.

Although wifi uses less battery than the aforementioned components, it is still preferable to turn it off when not in use. The laptop also uses power when other peripherals are connected to it (such as a mouse or keyboard), so unplug it when not in use to prevent the battery from dying quickly.

Defragment the hard disk to stop the laptop’s battery from dying quickly.

Data that is dispersed over the hard disk will increase the reader’s workload and energy consumption. Regularly defragmenting your chosen hard disk is the finest technique to assist save electricity. Disk defragment can be found under Start > Accessories > System tool.

Defragment the hard disk to stop the laptop's battery from dying quickly.

Use the hard drive to run software instead of a CD or DVD

The optical drive is more expensive, and the laptop hard drive uses more energy. Even the disk in the drive that isn’t being read uses energy. To save laptop energy, you can use various software to create virtual discs rather than reading them straight from CDs or DVDs.

Let’s Hibernate, don’t standby

While leaving your computer in standby mode enables you to save energy and return to your work when necessary, the hibernating feature further reduces energy consumption. Your laptop will fully shut down when in hibernation, but it can still resume functioning practically instantly like standby because the whole state of RAM will be saved to the hard drive.

Let's Hibernate, don't standby

Maintain a steady laptop temperature

The temperature issue is one of the frequent causes of quickly depleted batteries in laptops. As a result, a laptop will last longer when used in “cool” settings. To prolong battery life and lessen battery split, try working in a cool environment or, when you have the time, completely clean the heat vents on the machine’s rear.

Fine-tune power consumption settings

When not in use, such as when using office apps, you can choose Balanced or Power Saver rather than high performance in Power Options.

Avoid launching too many programs at once

Because running an excessive number of software programs will require the machine’s components to consume more resources, which will have an impact on energy utilization, the device’s battery life will suffer. So, to extend battery life, turn off applications while not in use.


It is inevitable that the laptop would develop a battery bottle after a certain number of charging cycles. Use the battery appropriately, charge it properly to avoid overcharging it, and replace the battery when it can no longer maintain the necessary amount of energy to help reduce this scenario.

You now have it. You can resolve the issue with your laptop battery depletion by using these methods on how to fix laptop battery draining fast. What do you think about the modifications we proposed for this story? Please share your thoughts in the section below.

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