If you don't clean the CPU fan, it could break. If it breaks, the computer may overheat. The easiest way to clean the CPU cabinet is to use compressed air.
Steps
![Clean a CPU Fan Step 1 Clean a CPU Fan Step 1](https://i.sundulerparents.com/images/003/image-6675-32-j.webp)
Step 1. Turn off your computer
Unplug the power.
![Clean a CPU Fan Step 2 Clean a CPU Fan Step 2](https://i.sundulerparents.com/images/003/image-6675-33-j.webp)
Step 2. Place the PC on an antistatic mat on a table
For added safety, you could also wear an antistatic wristband. You will prevent your body's electrical discharges from damaging your PC.
![Clean a CPU Fan Step 3 Clean a CPU Fan Step 3](https://i.sundulerparents.com/images/003/image-6675-34-j.webp)
Step 3. Open the PC case following the manual
Some PCs open with a screwdriver, others have buttons to press.
![Clean a CPU Fan Step 4 Clean a CPU Fan Step 4](https://i.sundulerparents.com/images/003/image-6675-35-j.webp)
Step 4. Place the compressed air at least 6cm away from the CPU fan
![Clean a CPU Fan Step 5 Clean a CPU Fan Step 5](https://i.sundulerparents.com/images/003/image-6675-36-j.webp)
Step 5. Spray the air in small strokes on the grille and metal filters
![Clean a CPU Fan Step 6 Clean a CPU Fan Step 6](https://i.sundulerparents.com/images/003/image-6675-37-j.webp)
Step 6. Spray air on the fan blades
To remove more dust, spray the air from different angles. Make sure you don't touch other devices inside the case.
![Clean a CPU Fan Step 7 Clean a CPU Fan Step 7](https://i.sundulerparents.com/images/003/image-6675-38-j.webp)
Step 7. Put down the compressed air and close the PC
![Clean a CPU Fan Step 8 Clean a CPU Fan Step 8](https://i.sundulerparents.com/images/003/image-6675-39-j.webp)
Step 8. Clean the PC case with a damp cloth soaked in soap
Dry the surface well.
![Clean a CPU Fan Step 9 Clean a CPU Fan Step 9](https://i.sundulerparents.com/images/003/image-6675-40-j.webp)
Step 9. Use a cloth to clean the cables while they are unplugged
Dry them with a soft cloth.
![Clean a CPU Fan Step 10 Clean a CPU Fan Step 10](https://i.sundulerparents.com/images/003/image-6675-41-j.webp)
Step 10. Reconnect the cables and turn the PC back on
Advice
- While cleaning the CPU fan, take the opportunity to clean the motherboard and its surroundings.
- Reduce the dust entering your PC by cleaning your room regularly. Also try to cover the equipment to keep the dust out.