Hi,
Thank you for contacting Microsoft Community.
I understand how frustrating it is when your keyboard and mouse do not work properly.
I hope my suggestions help you in resolving the issue.
As the keyboard and mouse are not working properly please refer to the below link to get an alternative method to use keyboard and mouse using the “EASE OF ACCESS”
http://windows.microsoft.com/en-us/windows/what-accessibility-features-windows-offer#1TC=windows-7
Using the on-screen keyboard please follow the below steps to fix the issue.
Method 1: Hardware and devices troubleshooter
The hardware and devices troubleshooter can detect and fix errors and incorrect settings in devices. You can refer these steps to run this troubleshooter:
- Press “Windows key +X”, select Control panel
- Change the view by option on the top right to Large icons
- Click on troubleshooting and click on the view all option on the left panel
- Run the Hardware and devices troubleshooter.
Restart the computer once you run the troubleshooter and check if the issue is resolved.
Method 2: Clean Boot
- Please follow the below link to perform clean boot.
http://support2.microsoft.com/kb/929135
- Click on the link and select “Windows 8 and Windows 8.1” under “Select Product Version”.
- Click on “how to perform clean boot” in the options provided under “In this Article”
- Click on “Windows 8 and Windows 8.1” below that.
- You will find the steps to perform Clean Boot with the screenshots.
- Clean boot will help you in running the system with minimum set of required programs so that no other software or program conflicts the windows update process.
After you have finished troubleshooting, follow these steps to boot to normal startup.
- Press the ‘Windows + R’ key on the keyboard.
- In the ‘Run’ windows type ’MSCONFIG’ and click ‘Ok’.
- On the ‘General’ tab, click the ‘Normal Startup’ option, and then click ‘OK’.
- When you are prompted to restart the computer, click ‘Restart’.
Please reply us back if the issue still persists.