Ios – How to install ipa update without destroying user data

airiosipaitunes

I'd like to know how install an ipa through iTunes that is just an update to an app I already have. I am developing an app with Flash CS5.5 and AIR for iOS.

I can get the app on the device ok – I just drop it into the Apps area (under Library) in iTunes, and then perform a Sync. But if I have an updated version of the ipa, and I drop it into iTunes, it doesn't perform the sync – I suppose it doesn't think there is a difference.

I realize that I could just delete the app from my device and then install the new ipa. But I have lots of user saved data from the app stored locally on the iPad and I don't want to wipe that out.

Best Answer

This is an oldie, but I was looking for an answer to this so...

The trick for me was to change the version and build number before exporting the ipa. Then if You add the app through iTunes, it will update on next sync. No deleting is necessary.

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