https://community.acer.com/en/discussion/226632/b276hul-multiple-input-issues-with-280x
B276HUL - Multiple input issues with 280x - Acer Community
As of late I've been having a really strange issue with my B276HUL, it sorta freaks out when an MSI 280x and another source is hooked up. Usually I have my PC...
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