Common symptoms
- The laptop shuts down during games.
- Fans are loud but temperatures stay high.
- Performance drops after a few minutes under load.
Possible causes
- Dust blocking the heatsink.
- Fan bearing or fan control issue.
- Dried thermal paste or poor contact with the heatsink.
What diagnosis checks
- Idle and load temperatures.
- Fan operation and airflow.
- Cooling system condition before cleaning or paste replacement.
When repair is possible
- Cleaning and thermal paste service often improves overheating.
- If a fan is failing, replacement may be recommended after diagnosis.
What not to do
- Do not block air vents on soft surfaces.
- Do not keep gaming through thermal shutdowns.
- Do not blow compressed air blindly if it spins fans too fast.