Why does my computer shut down after 1 hour?

Originally Answered: Why does my desktop shut down after one hour? I strongly suggest running virus scans on your computer. Also check temperatures when it shuts down. In thermal shutdowns the data is dumped onto the disk (causing the 100\% hdd use) or it could be a virus trying to get access to things.

Why does my computer keep shutting off by itself?

Overheating. This is one of the most common reasons for your computer to shut down. When the temperature inside the equipment exceeds the norm, the device spontaneously cuts off the power supply so as not to burn the components. When your computer has a ventilation problem, be sure to check the fan itself as well.

Why does my computer shut down every hour?

Several possible reasons -Your computer is triggering a shutdown to protect from thermal damage. Cleaning it is good, but your fan may not be working adequately to cool your processor because it is failing. Check the air vents of your computer not just the fan just in case, Your hard drive is overheating or failing.

How do I fix my computer from shutting down automatically?

1 Check the PC’s Power Connection

1. Make sure you are using a working electrical outlet. You can test another electric device, such as a lamp, with the same outlet. Bypass any power strips for troubleshooting purposes.
2. Make sure the power connections to and from the PC are proper. Choose the type of PC you have below.

Why does my PC turn off after a few seconds?

A faulty power supply can result in not enough, if any, power getting to the motherboard, causing the computer to shut off immediately or not turn on at all. Many online computer retailers sell power supply testing units for under $20. In the event of a bad power supply, the only remedy is to replace it with a new one.

Why does my computer keep hibernating?

This issue can be caused by corrupted system files and incorrect Power Plan settings. Since you have configured the Power Plan settings already and you’re still experiencing the issue, try disabling hibernation on Windows 10 by following the steps below and see if the issue will persist. Press Windows key + X.