- Use a Lap Desk with fan.
- Install a program like SpeedFan (for Windows) or smcFanControl(for OS X).
- Lighten the Load – Use Windows Task Manager to see what’s using your CPU so intensively. Disable some programs you don’t need to run on the background.
- Fix or clean the fans.
- Updating the BIOS.
- It could be a hardware issue, for example the battery is dying.
- You may want to change the power option to balance.