Have you encountered hanging issues such as mouse not working suddenly, sudden restart of PC, etc.
Mostly computers hang because of the following problems:
1. Overheating of processor
2.Hard disc problems.
Follow two steps to resolve hanging problems of your computer:
1. Verify that the cooling fans on the processor is working properly. If your CPU fan is making noise, I have a cheapest solutions to the problem. Click below to resolve heatsink problems:
http://mctsfix.com/cpu-fan-is-making-so-much-noise-cheapest-solution.html
2.  Run a disk scan to resolve disc errors and bad sectors. e.g. CHKDSK, Diskcleanup, Diskdefragmentor.etc.