Use the following suggestions if your keyboard and mouse are not working after after a Windows Reset in Windows 11/10. Before you begin, attach another mouse and keyboard to their PC and see if it ...

You can reset your PC's BIOS settings to their factory defaults by selecting the Restore Defaults option within BIOS or by removing the CMOS battery from an unplugged computer for about five minutes.

The 620 does not have any PS/2 ports. This system is running XP SP2. I have reset the BIOS to defaults, and ensured that the USB settings are correct. I've tried all the ports, and the USB mouse works ...