1. There may be incompatibility between systems or programs. It is recommended to restore or reinstall the system.
2.CPU or other hardware temperature is too high, memory, graphics card is incompatible or fault caused.
3. Power failure and voltage instability can also cause automatic restart.
4. Incompatible drivers can also lead to restart
5. Main board parts failure
6. Change the default automatic restart of the system: right click on my computer/properties/advanced/settings in startup and failure recovery/remove the check before "automatic restart" in system failure, and then press OK and Apply to restart the computer