Possible reasons:
1. Laptop fan is full of dust and cannot exhaust the hot air
2. Thermal paste needs replacing
3. Heatsink/Fan not seated correctly
4. Fan does not work
5. All of the above!
Possible reasons:
1. Laptop fan is full of dust and cannot exhaust the hot air
2. Thermal paste needs replacing
3. Heatsink/Fan not seated correctly
4. Fan does not work
5. All of the above!