a HUGE problem I need help with in overclocking my monitor D: HELP

kaden golda

Honorable
Oct 20, 2014
354
0
10,780
when i overclock my 1366x768p monitor it goes to 75hz but i cant see the left side of my screen the whole. For example, i can see some of my desktop icons and they work. the start menu is invisible but works. I just cant see part of my screen. HELP!!!!!