Freezing up computor

[mandy37]

Hello,my comp freezes up every now an again I resolve the problem by rebooting . Mouse firsr thin to freeze usb type. what can the problem be please

 

[Cyberat_88]

When did it start ? What changes have happened ?
It could be dust, cleanup inside of PC with power cable disconnected first.
Use air blowers best.

 

[mandy37]

Best answer selected by mandy37.