Laptop battery drains after Sleep Mode? Here’s what to do

Ivan Jenic
by Ivan Jenic
Troubleshooting Expert
Passionate about all elements related to Windows and combined with his innate curiosity, Ivan has delved deep into understanding this operating system, with a specialization in drivers and driver troubleshooting. When he's not tackling... Read more
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Laptop battery drains after Sleep Mode
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Do you experience battery drain on your PC after Sleep Mode? Want a quick fix to this? Today, we are going to be guiding you on what to do when your battery drains after Sleep Mode on Windows 10.

Normally, battery drain could be as a result of the incomplete shutdown, inappropriate power settings, faulty or incomplete upgrade, system corruption, faulty battery or a combination of all these. In any case, we are going to be looking at the various techniques that can easily be employed to fix the error and stop the battery drain.

How can I fix laptop battery drains after Sleep Mode?

  1. Disable Fast Startup
  2. Disable hibernation
  3. Run power troubleshooter
  4. Check BIOS settings
  5. Clean Install Windows 10
  6. Replace battery

1. Disable Fast Startup

Windows 10 by default comes with a Fast Startup option, which basically controls the behavior of the power button. With this feature enabled, you might encounter system reboot while trying to power off your system. And in more significant cases, your system can fail to go to Sleep Mode completely.

To disable this feature, follow the step-by-step guidelines below:

  1. Press Windows Key + X keys or simply click on the Start icon, and locate Power Options.
  2. Select Change what power button does.
    choose what power button does Laptop battery drains after Sleep Mode
  3. Click on Change settings currently unavailable.
    choose what power button does laptop battery drain
  4. Locate the Use fast startup (recommended) check box, and uncheck it.
    use fast startup

2. Disable hibernation

After disabling  Fast Startup, you can also disable hibernation, to ensure your computer, never goes into hibernation. To do this:

  1. Right-click in the Start.
  2. Select Command Prompt (Admin).
    command prompt
  3. In the provided box, type in powercfg-h and press Enter.

This procedure will ensure your PC never go into hibernation, even when the cover is closed.


3. Run power troubleshooter

There is a built-in troubleshooter that can be used to detect and resolve all power-related issues on Windows PC. To run the power troubleshooter, follow the procedure below:

  1. Press Windows Key + X.
  2. Select Control Panel.
  3. On the displayed options, select Troubleshooting.
    laptop battery drain sleep mode troubleshooting
  4. Locate View all and click on it.
    laptop battery drain view all troubleshooter
  5. Run the Power troubleshooter.
    Laptop battery drain Sleep Modepower troubleshooter

If the error is caused by a system defect, the Power troubleshooter should fix it.


4. Check BIOS settings

Run a System Scan to discover potential errors

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There are certain configurations in BIOS that can auto-boot your system. If any of these settings are enabled, you would definitely, at one point or another, experience this issue. A notable mention in this regard is the Intel Smart Connect, which automatically boots up host PC once a Wi-Fi adapter is connected or when a registered Wi-Fi network is active.

So, if your PC’s battery is draining while it using Sleep Mode, ensure you disable the Intel Smart Connect and other such settings in BIOS. If the issue persists, try the next fix.


5. Clean Install Windows 10

If after trying all the aforementioned procedures, your battery still drains after Sleep Mode, the ultimate solution might be to clean install the Windows 10 OS. To clean install Windows 10, you just need to do the following:

Note: Make sure you back up essential files before running the clean install.

  1. Download and install Microsoft’s Media Creation Tool from here.
  2. Launch the Media Creation Tool, accept the license terms and conditions.
  3. Click on the OK icon to initiate the installation process.
  4. The tool will take it up from there, by automating the remaining process.
  5. Follow the on-screen instruction to finish up the installation.
  6. Once the installation is complete, manually install missing drivers.
  7. You can also reinstall certain utility programs.

Clean installation is the ultimate solution to resolve this issue, provided the problem is system-specific (affecting the operating system).


6. Replace battery

In some cases, the issue might not be related to system (OS) error, but rather the battery itself. In this case, ensure you run diagnostics and calibrate the battery. If the battery is in any way, faulty it is recommended you replace it.

In conclusion, a lot of factors could contribute to the draining of a battery after Sleep Mode. We have outlined several solutions that can be employed to resolve the issue and hopefully stop the battery drain.

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