I plugged my iPhone into my Windows 7 PC to sync with iTunes and half way through the sync process a message popped up and said "This computer is no longer authorized for apps that are installed on the iPhone "Jason's iPhone". I ran into this issue with my iPhone 4 running IOS 5.0.1. I was getting the same message "This computer is no longer authorized to play purchased items that are on the iPhone “_____”. In the Get Info window, select the Summary tab or the File tab (depending on the version of iTunes you are using). Authorize your computer. If you have multiple Apple IDs, authorize your computer for each Apple ID. Question: Q: the iPhone could not be synced because this computer is no longer authorised for purchased items that are on this iPhone More Less Apple Footer This site contains user submitted content, comments and opinions and is for informational purposes only. If you are, log out and try store>authorize using the same ID as your iPhone. Open iTunes. If you don't know your ID or password, you're in trouble anyway since the phone requires them too.
Right-click the SC Info folder and choose Delete from the pop-up menu. This tab includes the name of the person who purchased the song, as well as the account name (Apple ID) that person used. Open the Apple Computer folder, then open the iTunes folder. Would you like to authorize this computer for items purchased from the iTunes Store?" You now know which Apple ID to use to authorize the song for playback on your Mac. This worked for me. This just happened to me too. when I try to sync any ios device. Restart your computer. I've tried: — Being sure …
I did the research on the internet and haven't found an adequate answer. 24 responses to A Fix for “The iPhone could not be synced because this computer is no longer authorized for purchased items that are on this iPhone” nick says: September 13, 2015 at 12:23 pm Would you like to authorize this computer for items purchased from the iTunes Store?". When I try and sync I get the message, "The iPhone could not be synced because this computer is no longer authorized for purchased items that are on this iPhone." Whenever I try to install an app from my Mac to my iPad it says: This computer is no longer authorised for purchased items.
Try to authorize your computer again. I migrated my old mac to a new one.