1. Download and install WinRAR. , c3 e8 k) a E: k, F7 O7 d2. Right-click the iTunesSetup.exe icon and choose "Open with WinRAR". ! L* g6 K, N: N) ]7 j- X0 y4 U& t3. Once the EXE is opened in WinRAR, double-click AppleApplicationSupport.msi and when the installer window is open choose "Repair". 8 ] a4 q0 k3 ^, H4 w% e4. Done! You can now run iTunes normally