Fix Sudden Restart/Shutdown Problem in Windows 10/ 8.1/ 7

 

How do I fix Windows suddenly restart shutdown?
How can I fix computer random shutdowns in Windows 10?
  1. Update your drivers.
  2. Turn off the Sleep mode.
  3. Turn off Fast Startup.
  4. Tweak advanced power settings.
  5. Use Windows Shutdown Assistant.
  6. Check CPU temperature.
  7. Update BIOS.
  8. Check HDD state.

 

How do I fix my computer unexpected shutdown?
Disable Fast Startup and check the reaction of your PC: Start -> Power Options -> Choose what the power buttons do -> Change settings that are currently unavailable. Shutdown settings -> Uncheck Turn on fast startup (recommended) -> OK.