1. Disconnect any additional devices connected to the laptop.
2. Hold the power button to forcibly turn off the laptop.
3. Wait a few seconds before starting the laptop again.
4. Start the laptop into Safe Mode by pressing F8 while restarting.
5. If it starts in Safe Mode perform the following:
- Run a full system scan.
- Reinstall drivers.
- Check for updates.
- Restore to a previous system state.
- Check for virus or malware.