1. Download and install WinRAR. 6 A: Q! z8 E8 G0 Q2 r2. Right-click the iTunesSetup.exe icon and choose "Open with WinRAR".3 L+ U% h# W" w
3. Once the EXE is opened in WinRAR, double-click AppleApplicationSupport.msi and when the installer window is open choose "Repair". 9 R) K% C, u. j: |4. Done! You can now run iTunes normally