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Recently, lots of computer users complain that their PC or laptop screen goes black every few seconds:
case 1. "Sometimes this doesn't happen but when it does, my screen would go black for a second then 5 seconds go by and it happens again (it would repeat another 10 or more times). Other times it would turn black for a few seconds and it would flicker as well."
case 2. "My dell external monitor goes black after about three seconds and soon it turns on again, and then it will go on turning black. Please help me, this really bothers me a lot!"
In order to help you solve your screen goes black a few seconds problem, we have these solutions below:
Simultaneously press the Windows logo key + Ctrl + Shift + B.
If Windows is responsive, a short beep will sound and the screen will blink or dim while Windows attempts to refresh the screen. If this does not work, please go on to the second solution.
Some third-party antivirus software has been known to cause black screens. Removing the software won't leave your PC unprotected because Windows Defender Antivirus will kick in if no other antivirus software is running.
Important Tips:
To avoid data loss at, you'd better backup your data for data loss happens at any time and anywhere. The above solutions may cause data loss, you'd better backup your data with a free backup software.
Launch EaseUS Todo Backup and then choose the backup option you want
Choose the system, hard drive, files or apps that you want to backup, and then select a destination where you want to store the backup file.
Click "Proceed" to backup data from hard drive.