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What to do if your Surface power supply or charger doesn’t work
Blinking or flashing white. Unplug the power connector from your Surface and check for damage or debris that could cause a bad connection. If the light continues to flash, follow the steps below. Solid white. If the power connector light is on but you still have the problem, go to Surface battery won’t charge or Surface won’t run on battery.
Surface battery won’t charge or Surface won’t run on battery
The LED light should be on when your power connector is plugged into your Surface. If the LED indicator isn’t lit, you may have a problem with your power supply. For more info, see What to do if your Surface power supply or charger doesn't work.
Change display brightness and color in Windows - Microsoft …
Select the Network icon on the right side of the taskbar. then locate Night light under Quick settings and select it to toggle it on or off. Alternatively, you can toggle the Night light setting under Settings > System > Display.
Fix common problems using the Surface app and Surface …
Restore or reset Surface for Windows. Access, download, or run the Surface app and the Surface Diagnostic Toolkit to help find and solve Surface problems.
My Xbox console won't turn on | Xbox Support
If your Xbox console won't turn on, your power supply may be faulty or improperly connected, or there may be another reason. Try the following solutions. If your console keeps turning off, it might not be getting the proper ventilation. For more info, see: Preparing space for your Xbox console. Did this resolve the issue?
Troubleshoot your Surface Pen - Microsoft Support
If your pen isn’t appearing in the list of devices, you can use the LED to help identify the issue. Press and hold the top button of your pen for 5-7 seconds and observe the LED light. Then, compare your observation to the table below.
Reset your Xbox One power supply unit
Depending on whether the LED light is on, off, or blinking, follow the steps in the appropriate section below. Did this resolve the issue? Learn how to reset the power supply unit for your original Xbox One console.
Troubleshoot your Xbox Wireless Headset
If you’re experiencing poor audio quality, connection issues, or other problems with your Xbox Wireless Headset, check the Known Issues page to see if your problem is listed there, and if there’s a solution or workaround. Known Issues on Xbox Series X|S (Page Retired)
Troubleshoot screen flickering in Windows - Microsoft Support
Screen flickering in Windows 11 is usually caused by a display driver issue or incompatible app. To determine whether a display driver or app is causing the problem, check to see if Task Manager flickers. Then, based on that information, you'll need to update, rollback, or uninstall your display driver or update or uninstall the app.
Fix problems with charging Surface Slim Pen - Microsoft Support
White (flashing): Pairing mode (press and hold the top button for 5 seconds). White (solid) : Successfully paired with your Surface. If you have checked the LED light and if your pen isn't charging, here are some things to try.
Control Dynamic Lighting Devices in Windows - Microsoft Support
Dynamic Lighting is a feature that allows you to control LED-powered devices such as keyboards, mice, and other illuminated accessories. This feature enables you to coordinate the colors of LEDs, creating a unified lighting experience both within Windows and across all your devices.