If the screen on your MacBook is flickering there are a surprising number of things you can do to try to resolve it. Here's what you can do.

If a part of your Windows laptop's screen is flickering, it could be due to either hardware or software issues. Follow these solutions first and see if they help.

If DisplayPort DP 1.3 or 1.4 monitor displays a blank or black screen, or flickers, use NVIDIA DisplayPort Firmware Update tool to fix the issue easily.

When i'm in BIOS, the whole screen seems to shimmer, i know not why.<br><br>I'm running the Dell P991, which i got off Ubid last year in October, at 1280x1024, 85hz.