Right-click the reg key you just made & merge it. Windows Registry Editor Version C:\\shimgvw.dll,ImageView_Fullscreen %1″ĭO NOT copy the lines into the reg file, but only the text between it. – Right-click rundll32/properties/compatibility/Run this program for Vista/ApplyĬopy everything between the _ below, & save it to a. – Copy the files from the USB drive to C:\ – Copy the rundll32 & shimgvw.dll files from an XP installation to a USB flash drive You can still view animated GIF files in Windows 7.