To improve Windows PC performance, follow the below steps

1. Disk Defragmenter in Windows – http://infalliblepctipsandtricks.blogspot.in/2016/02/disk-defragmenter-in-windows.html

2. Disk Cleanup – http://infalliblepctipsandtricks.blogspot.in/2016/02/how-to-remove-temp-files-and-get-some.html