Don’t panic if your computer doesn’t wake up from the sleep you gave it. To resolve the “monitor won’t wake up after sleep”issue in Windows 11 and 10, try each of the suggested fixes below.
Why is the LED on the laptop monitor blinking?
Computer monitors often include one or more LED indicators that display the status of various devices. Monitor manufacturers may include a set of signals in the firmware of the printed circuit boards of these devices.
They consist of LED flash patterns and color changes that let you know when there is a problem with your equipment, connections, or electricity. Once you are familiar with its codes, you can understand and respond to your monitor’s flicker alerts.
Fix Monitor not waking up after hibernation in Windows 10 and 11
- Disable sleep mode (power management)
- Disable fast startup
- Disable integrated graphics
- Update your video card driver
- Allow keyboard and mouse to wake the computer
- Remove problem apps
- Disable deep sleep settings
- Update the BIOS of the motherboard
1. Disable sleep mode (power management)
Sleep mode is another power saving mode in Windows. However, it is known for interfering with sleep and causing Windows 10 machine to not wake up due to hibernation issues. Therefore, we can try turning the feature on and off to see if that solves the problem.
- Press the Windows key on your USB keyboard, then type CMD. Then choose “Run as Administrator”from the “Command Prompt”menu.
- When prompted by the User Account Control pop-up, select Yes.
- Press Enter after typing powercfg.exe /hibernate off and powercfg.exe /hibernate on. (The power options settings will open.)
- To check if your computer is working properly, try putting it to sleep and then waking it up.
2. Disable fast startup
Our computer can restart faster thanks to a new feature in Windows 10 called Fast Startup. But sometimes it can cause problems with the shutdown and startup processes, which leads to the Windows 10 issue when the machine does not wake up from sleep.
- Press the Windows key and R on your keyboard at the same time, then paste the powercfg.cpl file into the box and select OK.
- Click “Choose what the power buttons do”.
- Select the “change settings that are currently unavailable”option.
- Before you click Save Changes and close the window, make sure that the Enable Fast Startup (Recommended) box is unchecked.
3. Disable integrated graphics
To fix the Windows 11 black screen after sleep issue, you can disable the integrated graphics driver if your PC has dual GPU configurations.
- Select Device Manager by right-clicking the Start icon.
- Expand the Display Adapters menu, then select Disable Device by right-clicking on the integrated GPU.
- Restart your computer and see how hibernation works.
4. Update your video card driver
Device Manager uses a Windows tool to manage internal hardware such as graphics drivers and peripherals. Alternatively, you can manually update the graphics driver using it.
- To open the Run window, press the Windows key and R.
- Click OK after entering devmgmt.msc to launch the Device Manager.
- Expand the Display Adapters area in the Device Manager window. It will provide a list of all installed integrated and custom graphics drivers.
- Update driver can be selected by right-clicking on the display driver you wish to update.
- Select Automatic driver search. Windows will check for and download any available driver updates.
- You can also update the graphics driver from the Windows Update menu.
5. Allow the keyboard and mouse to wake up the computer
Sometimes your computer won’t wake up from sleep because the keyboard or mouse can’t wake it up. Allow PC to wake up with keyboard and mouse:
- Press the Windows logo key and R on your keyboard at the same time, then type devmgmt.msc in the box and press Enter.
- Double-click Your keyboard device > Keyboards.
- To check this item, click Power Management before clicking OK to allow this device to wake up the computer.
- Try this fix on your mouse device again (usually in the Mice and other pointing devices category).
- Put your PC to sleep and then wake it up to make sure Windows 10 doesn’t wake up from sleep.
6. Remove problem apps
You may need to uninstall any recently installed applications, especially those related to power management. It would be helpful if you uninstall these apps to fix the problem of monitor not waking up after sleeping in Windows 11.
- Select Control Panel by pressing the Windows key + S, typing control, and then selecting it.
- Click the Program Options button Uninstall a program.
- Click Uninstall after selecting any recently installed program that might be the cause.
- Follow the instructions on the screen to complete the procedure and restart your computer.
7. Disable Deep Sleep Settings
- Press the Windows logo key and R on your keyboard at the same time, then type powercfg.cpl in the box and press Enter.
- Click “Change plan settings”after selecting the desired power plan.
- Change advanced power settings by clicking.
- Double-click Sleep, then disable hybrid sleep and enable wake timers.
- Click OK > Apply.
- Please restart your computer, check it again and see if it starts up stably.
- Check if this solution fixes the “monitor does not wake up after sleep” issue.
8. Update the motherboard BIOS
When updating the BIOS, set up reliable battery charging sources. Otherwise, the PC motherboard may be damaged due to short-term power outages.
- Copy the latest downloaded BIOS update to a USB flash drive.
- Press the “Start”button while holding the “Shift”key to restart your computer.
- Navigate to the Advanced Options menu by selecting Troubleshoot.
- You can now enter the BIOS by selecting “UEFI Firmware Settings”and restarting your computer.
- Select the option to update the BIOS from a flash drive by clicking the “Update BIOS”button.
Conclusion
Recently, people have been reporting that their computer won’t wake up from sleep. The LED turns on and the computer turns on, but the screen remains black. This is a common problem and can be fixed in no time. Follow all the solutions above to fix the “monitor won’t wake up after sleep” issue.