Date:2013-05-28 Safety:Kaspersky McAfee Noton BitDefender AVG
AppUpgrade.dll
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Go to the download page
Using the zip or rar file 1.Download AppUpgrade.dll
2.Extract AppUpgrade.dll from .zip. We recommend that you extract AppUpgrade.dll to the installation directory of the program that is requesting AppUpgrade.dll.
3.If that doesn't work, you will have to extract AppUpgrade.dll to your system directory. By default, this is:
C:\Windows\System32 (Windows XP, Vista, 7, 8)
C:\WINNT\System32 (Windows NT/2000)
C:\Windows\System (Windows 95/98/Me)
4.If you use a 64-bit version of Windows, you should also place AppUpgrade.dll in C:\Windows\SysWOW64\
5.Make sure overwrite any existing files (but make a backup copy of the original file).
6.Reboot your computer.
7.If the problem still occurs, try the following:
8.Open Windows Start menu and select "Run...".
9.Type CMD and press Enter (or if you use Windows ME, type COMMAND)).
10.Type regsvr32 AppUpgrade.dll and press Enter.
