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Jeffrey BE80
Hello, I have had this problem since 10/22. I have a been using a Lenovo laptop with HDMI to 4k tv for extended monitor. It worked fine since 2017. 1080p res all of the sudden downgraded to 1231 x693. Or just a cheap 720. Please remember the tv is 4k, so it was displaying 1080 most hd vids and 4k for the few that had that resolution. I have exhausted all solutions so here goes: 1. Thought it was driver, so started there with intel first. 2. They could not find error suggested it was device. Replaced Lenovo 80ud (WIN 10) with a 81vu (win11)N5030 quad core instead of dual, HD 605 inste
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