First of all, restart your computer and see if the issue is fixed or not. If the problem was occurring due to a minor glitch, it will be fixed automatically after restarting your computer. Also, ...

When your Bluetooth mouse suddenly stops working and the entire Bluetooth functionality disappears from your PC, no toggle switch, no Bluetooth in Device Manager, it usually indicates a deeper issue ...

I'm running synergy server on a Windows XP SP2 computer with my powerbook connecting to it via the synergy client. I've got a USB keyboard and mouse (Logitech MX1000) plugged into the Windows computer ...