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Also, try running in a different resolution other than your native res, when you do this. Make sure you disable freesync in "display" in AMD settings. So maybe it's some kind of built in thing that can't be removed in software. Even though I removed all the refresh rates, except 240hz, there still remained 50, 59 and 60hz as selectable in windows display settings. This was all done over a displayport cable. As some of these damn games will fight to the death for their precious 60hz, and even run in 1920x1080i or 25/30hz, before they give it up and run at the proper high refresh So in my case, if I saw anything that was 1920x1080 that wasn't 240hz, bam, deleted it. I advise leaving all the other resolutions to run in lower frequency refresh, just do it for your native resolution that you usually game at.
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Make sure to click "ok" on all the windows, then click the "restart.exe" after you have finished with CRU.exe.
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