Operating systems

Windows XP SP3



After updating the windows service pack, the existing mouse or USB devices failed to detect or USB device unrecognized error will come.




Download and install the Windows installer version 4.5 from the below Link

Download Link: http://download.microsoft.com/download/2/6/1/261fca42-22c0-4f91-9451-0e0f2e08356d/WindowsXP-KB942288-v3-x86.exe

Click start and select RUN. Open %windir%\inf folder.

 Backup and delete the below files


  • INFCache.1
  • msmouse.pnf
  • input.pnf


    Open the command prompt and type the below command

Net stop Cryptsvc


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

Reboot the computer.

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

 Uninstall all HID devices from device manager then check "Scan for new hardware" option.