
My daughter did the 9.2.1 update today and now the Text Message Forwarding on her iPhone 6 has completely disappeared so her texts are not forwarding to her iPad. iPhone 6, iOS 9.2.1
Apple has released iOS 9.2.1 to the public so as to improve the performances of iOS 9.2 and fix some bugs. This time, it is just a minor update to iOS 9. However, when it refers to iOS update, some users always lose data like messages during the process the update, just as the above user. All text messages are disappeared from iPhone when update to iOS 9.2.1, how to recover them? Read here and methods are shared.
Must read: Restore missing messages, iMessages after update to iOS 9.2
It is quite common when some messages are lost in the process of update. The good news is if you have an iTunes or iCloud backup for those lost messages, just restore them from backup. The only problem is when restoring from iCloud or iTunes backup, some data in your iPhone may be erased meanwhile. So if you want to selectively restore messages from backup or recover disappeared text messages from iPhone after update to iOS 9.2.1, it is hard to make it unless you are under the help from iFonebox, which is the best iPhone SMS recovery tool.
As is known that iFonebox is a professional iPhone data recovery tool which can not only recover deleted or disappeared contacts, messages, notes, whatsapp messages, etc, from iPhone and iPad directly, but extract and restore lost data from iTunes or iCloud backup selectively without wiping any data from your iDevice. Attention, iFonebox now supports to transfer recovered text messages back to iPhone directly, the same as contacts and notes. Next, detailed steps are shared to help you recover disappeared text message after iOS 9.2.1 update.
Before that, it is necessary to download and install iFonebox on your computer. There are two versions accessible: Windows version and Mac version.
Recover disappeared text messages from iPhone directly after iOS 9.2.1 update
If you want to recover found text messages back to your iPhone, you'd better turn on Airplane Mode when connect your iPhone to the computer, just in case messages transferring fail because of new text messages received during the process. Steps are here.
Launch iFonebox. Choose Recover from iOS Device mode. Please plug in your iPhone to the computer with USB cable so as to scan and retrieve messages back to it. Once connected successfully, your iPhone will be detected by iFonebox. Click Start button to begin.

Scan messages from iPhone. Click on Messages item to start scanning and analysis process. It may take some time to scan if you get a larger data for text messages on iPhone.

Preview and select messages to retrieve to iPhone. Now you can select those deleted messages and then, click Recover to Device button. Once clicked, just follow the reminders pop-up from the software. You need to turn off Find My iPhone in advance. After restoring, your iDevice will be restarted and then upgrade. Once all are done, those deleted messages have been in your iPhone safely and successfully.

Recover disappeared text messages from backup to iPhone after iOS 9.2.1 update
If you have an iTunes or iCloud backup for lost text messages, you can also choose Recover from iTunes Backup or Recover from iCloud Backup mode. Here, I will share steps to restore messages from iTunes backup selectively.
Run iFonebox. Choose Recover from iTunes Backup mode. All iTunes backup files will be detected by iFonebox, just select one containing your messages to scan. Bear in mind to plug in your iPhone to the computer so as to recover messages back to it.

Scan messages from selected iTunes backup. Click on Messages item to start automatic scanning and analysis process.

Preview and choose lost messages to recover. Now you can select those messages you need and then, click Recover to Device button.

If you want to recover disappeared text messages from iCloud backup, just sign in with Apple ID and password to download the iCloud backup. In short, it is quite convenient to recover disappeared text messages from iPhone after update to iOS 9.2.1.