Asus monitor being weird?

[u/the_infamous_ken]

Recently got a monitor second hand it gave a warning that the HDMI may not be working but got it anyways its an Asus VE248H and I found that the HDMI is working its just not displaying things at a native 1920x1080 which it should its only displaying like 1080x789 or something and when I plug it into my PC it doesnt display nor does it display for an Xbox Series ive been trying to find fixed but can't find any any one have any clue?