How to clean my PC safely?

If you are an experience computer technician it woudn't be a problem. Hiring one is also expensive, your making a great decision in cleaning your own pc. There are a lot of safe way in cleaning your pc(be sure to turn it off first and unplugged the main cord). You could use a clean and dry paint brush in getting rid of those dust. If you have an air compressor at home it would be much safer since no physical contact is rendered to your pc, just air. By sure to have a considerabe distance if your using an air compressor, since a compress air is stonger than a usual air.

you can better give it for a sevice center,they can give a good cleanup for ur cpu..also cleaning by experts can gain a performance in ur pc

You cna get a specil kind of brush you can put on your vacum cleaner. Works perfectly :-)

safely you can clean inside using first dry piece of clothe then so little soaked in water piece of clothe