Trouble updating itunes
If you can't install or update i Tunes for Windows - Apple Supporthttps://support.apple.com/en-us/HT201668 How to restart the Apple Mobile Device Service (AMDS) on Windows - Apple Supporthttps://support.apple.com/en-us/HT203188 I hope this information helps ....
Should the above not resolve things then for general advice see Troubleshooting issues with i Tunes for Windows updates.
If I ignore this message then it downloads & I ger an error 7 message saying itunes helper did not install properly. Keep getting same message, Itunes was working fine before I tried to update.In fact, it won the Groovy Post award for worst software ever.That was a few years ago, and unfortunately, not much has changed with the most recent versions, which at the time of this writing is i Tunes 12.With the release of Windows 10, some users have been reporting problems with getting it to upgrade from older versions or install successfully.Here are some tips to ensure you get it working correctly.
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That said, a lot of users, including myself, still use it.