Text conversations deleted after iOS 9 update? Every iOS update may case data loss on your iPhone. If you upgrade the iPhone 6 Plus, iPhone 6, iPhone 5S, iPhone 5C, iPhone 5 to iOS 9, it may erase all text messages from your iPhone. It is urgent to recover important iPhone text messages after iOS 9 upgrade, especially for those who care much about sensitive SMS and want to quickly get the messages back.
No panic, iPhone Data Recovery for Mac offers the most convenient way to recover iPhone text messages after iOS 9.2/9.1/9 upgrade on OS X, with or without a backup before. It works well with the latest iPhone 6s, iPhone 6s Plus, iPhone 6, iPhone 5s/5c/5, iPhone 4S/4 and other previous versions. First and foremost, you can download and install the software on OS X.
iPhone Data Recovery tools offer 3 ways to get back your missing SMS:
Way1: No Backup? Restore Text Messages from iPhone on Mac after iOS 9 Upgrade
Way2: Have iTunes Backup? Retrieve SMS from iTunes Backup on Mac after Upgrading to iOS 9
Way3: Have iCloud Backup? Recover Messages from iCloud Backup on Mac after iOS 9 Update
It is highly recommended that you should backup your iPhone data before you started iOS upgrade. But if you forgot to, it doesn't matter. Recovering text messages from directly from iPhone is allowed.
Most iOS users has developed the habit of backing up iPhone data with iTunes. Once the data is lost from iPhone, you can quickly recover it from iTunes backup.
Or if you have an iCloud backup, it is the same for you to get back missing iPhone SMS on Mac.
These are all for how to recover iPhone text messages on Mac after iOS 0 upgrade. By the way, although iOS 9 is new and contains new features, there are some thing you should pay attention to before you do the update, such as iOS 9 key features, whether your iPhone support iOS 9 or not, how to upgrade, and etc. A better preparation can cause less problems.
See also: iOS 9 Update Guide: Can I Upgrade, Should I Upgrade, and When to Upgrade