How to change DPI to 96?

I have an HP Pavillion etertainment PC 15 inch monitor, my dpi was changed to 115 dpi and I need to change it back to 96 dpi... I know how to change it back, But the box is to large for me to click the OK button.



Is there any other way I can change it back to 96 dpiHow to change DPI to 96?
try booting into safe mode by pressing F8 right before the windows logo shows. Use system restore to revert your computer settings to the date when everyhting was still ok. Here's how to go to system restore in Win xp. Click start%26gt;run%26gt;type ';RSTRUI.EXE';%26gt;click ok%26gt; clikc next%26gt;next%26gt;system wil restart%26gt; click ok.