Untitled 1

1. Open %windir%\inf folder.


2. Backup and delete these files:

- INFCache.1/span>

- msmouse.pnf

- input.pnf

3.       Open a command line and run

Net stop Cryptsvc

4.       Backup and delete this folder “%windir%\system32\catroot2”

5.       Reboot the computer to make sure the information was clean up.

6.       Insert USB mouse to another port which hasn’t been used before.

7.       Uninstall all HID devices than "Scan for new hardware"