If Bluetooth stops working after upgrading to Windows 11, it may be due to outdated or malfunctioning drivers, inactive Bluetooth services, or issues with the Bluetooth device itself. Follow these troubleshooting steps to resolve the problem.

Before starting, make sure that the Windows device supports Bluetooth. For more info on how to check, see Fix Bluetooth problems in Windows 10. For help with adding non-Bluetooth devices, see Add a device to a Windows 10 PC.

Learn how to troubleshoot and fix Bluetooth audio connection issues in Windows 10 and 11.

Learn how to find and adjust Bluetooth settings and Bluetooth options in Windows.

Use the Bluetooth troubleshooter if you are having problems connecting to a Bluetooth device. Open the Get Help app. In the Search bar, enter Bluetooth. Follow the steps provided. Start

Learn how to troubleshoot Miracast connections and fix problems connecting to a wireless display or dock in Windows.

For Windows devices that have Bluetooth, Bluetooth can be turned on and off. Turning Bluetooth off and on resets Bluetooth and might help with Bluetooth connection issues. There are different ways to turn Bluetooth on and off in Windows.

Bài viết này bao gồm hầu hết các sự cố thường gặp liên quan đến Bluetooth, chẳng hạn như không ghép nối Bluetooth, sự cố âm thanh Bluetooth, thiếu Bluetooth và hơn thế nữa, cùng với các giải pháp khắc phục sự cố từng bước cho từng thiết bị.

Select Start > Settings > Update & Security > Troubleshoot > Additional troubleshooters. Next, under Get up and running, select Windows Update > Run the troubleshooter. When the troubleshooter is finished running, it's a good idea to restart your device. Next, check for …

If your Microsoft or Surface mouse or keyboard isn’t working, doesn’t appear in the list of Bluetooth devices when you pair the mouse, or you see an error message during pairing, here are some troubleshooting steps to help.