How to Fix Windows 11 When the Laptop Will Not Sleep or Keeps Waking Up Unexpectedly

Summary

This guide helps you troubleshoot and resolve: How to Fix Windows 11 When the Laptop Will Not Sleep or Keeps Waking Up Unexpectedly. Follow the steps below to fix the issue.

Common Causes

Windows 11 laptops that fail to enter sleep mode or wake up unexpectedly can drain your battery and interrupt your workflow. This issue is commonly caused by background applications, connected peripherals, or incorrect power settings. Follow the steps below to identify what is preventing your laptop from sleeping and restore normal power behaviour.

Quick Fix Steps

1. Disconnect all external devices such as USB drives, mice, and docking stations, then test if the laptop sleeps.
2. Close all open applications and check for any software that may be running in the background.
3. Ensure your laptop is running the latest Windows 11 updates.

Detailed Instructions

Check What Last Woke the Computer

1. Right-click the Start button and select Terminal (Admin) or Command Prompt (Admin).
2. Type the following command and press Enter:
powercfg /lastwake
3. Review the output to see which device or process woke the laptop. If it lists a specific device, such as a network adapter or mouse, that hardware is likely preventing sleep.

Identify Devices Allowed to Wake the System

1. Open an elevated Terminal or Command Prompt as described above.
2. Run this command:
powercfg /devicequery wake_armed
3. Take note of any devices listed. Common culprits include network adapters, keyboards, and mice.

Prevent Devices from Waking the Laptop

1. Right-click the Start button and select Device Manager.
2. Expand the category for the device identified in the previous step (for example, Keyboards, Mice and other pointing devices, or Network adapters).
3. Right-click the specific device and select Properties.
4. Go to the Power Management tab.
5. Clear the checkbox for Allow this device to wake the computer.
6. Click OK.
7. Repeat for any other devices listed by the wake_armed command.

Adjust Sleep and Power Settings

1. Click Start and select Settings, or press Windows key + I.
2. Navigate to System > Power & battery.
3. Under Power, expand Screen and sleep.
4. Set appropriate timeframes for On battery power, turn off my screen after and On battery power, put my device to sleep after.
5. If the laptop is plugged in, also adjust the corresponding When plugged in options.

Disable Wake Timers

1. Open Control Panel and go to Hardware and Sound > Power Options.
2. Click Change plan settings next to your active power plan.
3. Click Change advanced power settings.
4. Expand Sleep, then expand Allow wake timers.
5. Set both On battery and Plugged in to Disable.
6. Click OK to save the changes.

Run the Windows Power Troubleshooter

1. Open Settings.
2. Go to System > Troubleshoot > Other troubleshooters.
3. Find Power in the list and click Run.
4. Follow the on-screen prompts to detect and apply fixes.

Update Drivers and Windows

1. Open Settings.
2. Go to Windows Update > Check for updates.
3. Install any available updates and restart your laptop if prompted.
4. For device-specific drivers, visit your laptop manufacturer's support website and download the latest chipset, network, and power management drivers.

Troubleshooting

Laptop Still Will Not Sleep

• Check for open files or network connections. Some applications prevent sleep while transferring data or maintaining active sessions.
• Review your screen saver settings. In Settings, go to Personalisation > Lock screen > Screen saver and ensure it is set to None or a short timeout.
• If you recently installed new software, consider uninstalling it to test whether it is blocking sleep mode.

Laptop Keeps Waking Unexpectedly

• Check scheduled tasks. Open Task Scheduler and look for tasks set to wake the computer, particularly under Task Scheduler Library > Microsoft > Windows.

If you have completed these steps and your Windows 11 laptop still will not sleep or continues to wake unexpectedly, Open a Ticket with 220 Internet Services for further assistance.

Still Having Issues?