Master the art of diagnosing and fixing hardware & software issues.
Troubleshooting is a systematic process of identifying, diagnosing, and resolving computer problems. It is NOT guessing. It is a logical approach.
Ask user, Observe symptoms, Check errors.
Hardware or Software? Recent changes? Overheating?
Diagnostics, Safe Mode, Swamp components.
Repair, Replace, Update, Reinstall.
Restart, Test app, Stress test.
Write down the problem, cause, and fix.
Overheating causes random shutdowns.
Faulty RAM causes Blue Screens (BSOD) & Crashes.
Bad sectors cause slow boot & freezing.
Fault causes No Power or Random Restarts.
A driver is software that lets the OS talk to Hardware. Without it, hardware is useless.
HDD (Old), Low RAM, Startup Apps, Malware.
Upgrade to SSD (Best fix), Add RAM, Disable Startup Apps, Clean Install Windows.
Symptoms: Fan noise, Lag, Shutdown.
Fix: Clean dust in fans, Replace Thermal Paste, Use Cooling Pad.
Windows crash screen. Common Causes: RAM fault, Driver conflict, Corrupt OS.
Fix: Note Error Code -> Safe Mode -> SFC Scan -> Driver Rollback.
✅ Regular Dust Cleaning
✅ Keep Drivers Updated
✅ Backup Important Data
✅ Monitor Temperatures