Computer Troubleshooting,

1. Computer not turning ON

Power cable loose or faulty adaptor/SMPS.

2. No display (White/Black screen)

RAM, display cable, or screen issue.

3. Computer running very slow

Hard disk problem, low RAM, or too many background programs.

4. Boot device not found / Disk error

Hard disk not detected or Windows corrupted.

5. Blue Screen Error (System crash)

Hardware or driver issue.

6. Keyboard/Mouse not working

Cable/USB port problem or missing driver.

7. No Internet / Network issue

LAN cable/Wi-Fi problem or wrong network settings.

8. Printer not printing

9. Software not opening / keeps crashing

10. Computer overheating / auto shutdown