After patching the dll using this program, most of the applications that are starting giving me 4-5 errors saying that uxtheme.dll is different 'then from the cd'. (something like that) Using Microsoft Windows XP Professional x64 Edition - 5.2.3790 (Win2003 Retail) - Service Pack 2 - English Is there a difference between the x86 and x64 version, so this program probably doesn't work for x64? ---edit--- Nevermind, I found the x64 bit version