What causes a PC to randomly restart?
One of the most common reasons a PC restarts during gameplay is because the CPU gets too busy. To keep this from happening, you need to clean your computer. Clean the dust in the PC and make sure fans work properly.
Why does my PC randomly restart without warning?
Computer virus Some computer viruses, such as the blaster virus, are designed to reboot your computer without warning. Usually, these viruses make the computer reboot every 5, 10, 15, or 30 minutes after the computer has booted.

Why does my PC randomly restart?
Why is my PC randomly restarting? The common cause for computer rebooting randomly is the Graphic card overheating or driver issues, a virus or malware issue and the power supply issue. The first thing you should do is check the RAM.
How to fix computer randomly restarts?
Method 1. Deactivating Automatic Restart Feature. The latest versions of Windows come equipped with the automatic restart feature that restarts a computer when some error occurs.

How to tell why computer restarted?
– 9:30:06 AM – Error – The Sync Host_Session1 service terminated unexpectedly. – 9:30:13 AM – Warning – The winlogon notification subscribers failed a notification event. – 9:30:28 AM – Error – The event logging service encountered an error while processing an incoming event published from Microsoft-Windows-Security-Auditing.
How to fix a Windows PC that keeps rebooting?
Insert the Windows installation media and press F8 to change the boot order in the BIOS settings.