The answer to your question is a shot
I’d say monthly. It probably wouldn’t kill you to do it every three months though.
Explanation:
Computer is an electronic device that is designed to work with information.
WORKING PRINCIPLE OF COMPUTER
a.It accepts data and instructions by way of input,
b.It stores data,
c.It can process data as required by the user,
d.It gives result in the form of output,
e.It controls all operations inside a computer.
I hope it will help you