If Windows 7 suddenly starts without warning, or restarts when you try to shut it down, it might be caused by one of several issues. Windows might be set to restart automatically when certain system errors occur. This feature of the Windows 7 operating system can be disabled. A BIOS update can also resolve the issue.
How do I stop Windows 7 from automatically shutting down?
In control panel home on the left, click the Advanced system settings link. Locate the Startup and Recovery section near the bottom of the window and click on the Settings button. In the Startup and Recovery window, locate and uncheck the check box next to Automatically restart.
How do you fix windows that randomly shuts down?
How can I fix computer random shutdowns in Windows 10?
- Update your drivers.
- Turn off the Sleep mode.
- Turn off Fast Startup.
- Tweak advanced power settings.
- Use Windows Shutdown Assistant.
- Check CPU temperature.
- Update BIOS.
- Check HDD state.
Why is my computer shutting down for no reason?
An overheating power supply, due to a malfunctioning fan, can cause a computer to shut down unexpectedly. Continuing to use the faulty power supply can result in damage to the computer and should be replaced immediately. … Software utilities, such as SpeedFan, can also be used to help monitor fans in your computer.
How do I stop my computer from shutting down randomly?
Excessive dust accumulation is one of the most common reasons for a computer shutting down. Dust buildup is easy both to remedy and prevent. Simply keep your computer clean and free of dust as regularly as possible, this will keep your computer running smooth and prevent it from overheating.
How do you fix a computer that shuts down when playing games?
The fix for this problem is simple. Clean the dust, check your cooling system and your thermal paste. These steps will lower the temperature and prevent your computer from overheating again.
Why does my laptop shut off after a few minutes?
One of the first and the most likely reason your computer or laptop shuts off randomly, especially when you’re playing a game, is overheating. … For a computer that randomly shuts off, you’ll want to look at your video card fan, case fans and the processor fan, and take a moment to clean the components properly.
Why did my PC randomly restart?
Why does my computer keep restarting? There could be multiple reasons for the computer to keep restarting. It could be because of some hardware failure, malware attack, corrupted driver, faulty Windows update, dust in the CPU, and many such reasons.
How can I tell if my computer is overheating?
Symptoms of overheating
- System boots up but shuts down automatically after a short period of time.
- Reported CPU operating frequency is less than expected.
- Evidence of CPU throttling.
- General slowness of system.
- CPU/system fan noise is excessive.
How do I know if my power supply is failing?
Symptoms of a failing computer power supply
Random computer crashes. Random blue screen crashes. Extra noise coming from the PC case. Recurring failure of PC components.
How do you fix an overheating power supply?
Take all or some of the following measures to alleviate the overheating problem:
- Remove all panels from the rack immediately.
- Use external fans to cool the area.
- Shut down the power to the storage enclosures, using the procedure that is described in Performing an emergency shutdown.