In Device Manager, expand the Bluetooth node.Right click the Start button to open its context menu ( Power User menu, also known as Win+X menu).Make sure it's working properly at least once. Connect your mouse to the computer, pair it and turn it on.You need to make sure that your Bluetooth radio is not being turned off by the operating system's power management feature. This issue is very common for laptop users where the operating system is tuned for maximum power saving, but it can affect desktop users as well.
If your Bluetooth mouse suddenly disconnects or stops working, this can indicate that Windows disconnects the PC's radio to save power. Here is a quick fix you can try to do to get rid of this issue. If you have a Bluetooth mouse, you might face the issue that the mouse suddenly disconnects or stops working randomly. RECOMMENDED: Click here to fix Windows issues and optimize system performance
