Booting to USB stuck with a forzen underscore on top left

Hi. I jist finished setting everything up. But I have a problem. After booting to my USB Flashdrive, its stick on a black screen wtih "_" on the top left.

I have already changed my boot setting from Legacy + UEFI to UEFI only and settijg my USB Flashdrive to #1 to no avail.

Im using clover based on the tutorjal in vanilla amd osx site.

Specs B450m tomahawk max 16gb ram Gtx 1070

Mac os trying to be installed: High Sierra

submitted by /u/cosmoph
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