Before Android rooting or Flashing or Installing Custom ROM’s, Recovery, Recovery, you need to take a backup of your significant messages in your wireless. Because, after the flashing method messages will be deleted. So, you can restore your vintage messages with the backed up file.

How to Backup Messages with SMS Backup & Restore App in Android:

First download the SMS Backup & Restore App via Google Play Store – here
After that install it on your phone.
Open the App
Click the Backup button in the app and give a Name for the backup file and click OK.
Then the app will start to make a backup.

How to Restore Messages in SMS Backup & Restore App:

Open the SMS Backup & Restore App
Click the Restore Button in the app.
Then select the Backup file which you want to restore.
After that Click OK button. Now your backed up messages will be Restored.

source: http://www.nairatech.net/2013/03/how-to-backup-and-restore-your-messages.html

Cool.

How to Backup your Android smartphone easily http://phonegist..com/2013/05/how-to-backup-any-android-smartphone.html

So many people want to know how to Recovery Text Messages from Android. Accidentally text messages deletion is a common problem that most Android users face. In this situation, you can get the help of Android Data Recovery, which is specially designed for Android users to retrieve their deleted data and files from Android internal memory, including SMS, Text messages, music, pictures, videos and more. As a powerful program, it gains lots of feedback from our users because of its fast scanning and speed of recovery. With simple steps, you allow to recover your messages from your Android phone quickly and safely, such as Samsung, HTC, LG, Sony, Motorola. In addition, you are allowed to preview all the details before you decide to recover them. Why not use this effective recovery program to get back your lost files right now?

More information:
How to Recover Lost Contacts from Samsung Galaxy
How to Restore Lost Photos, Videos from Samsung Galaxy

There are many people who want to know how to backup and restore SMS in Android. However, this is not much difficult as you can backup your messages using several backup options. Once you backup your data, you can easily restore them anytime anywhere. If you fail to restore text messages then using Android Message Recovery, you can easily restore them. This is a professional recovery software that easily retrieve lost messages in Android without any backup.

Text messages on our phone are very important, especially when it contains information about your transactions or other activities - like email access codes. It would be a disaster if you accidentally deleted all those important messages but don't worry! You can still recover all your data, and if you want to know how? Read this; Easy Android SMS Backup & Restore - Recover and Back up Messages