Hi my name is ***** ***** I will be the expert working with you today to help and resolve the problem you have posted.
what is the model number of the Asus monitor?
its Asus vs248h-p
we will have to reset the monitor to factory defaults the problem will be solved after we reset it.
Hold down Menu Button + Power for 7 seconds. Then let off for a few seconds and hold down the Menu Button and select system setup and the select all reset. This will bring your monitor back to normal.
look for the button which brings up the menu button
Hold down the MENU key and select MENU> System Setup> Reset> select "Yes"
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