How to backup iPhone text messages to computer?

How to backup iPhone text messages to computer? I want to save some text messages to my computer, help.

Download a reliable file backup software like iStonsoft iPhone to Computer Transfer.You can backup iphone messages as easy.
http://www.istonsoft.com/iphone/backup-iphone-sms-to-mac-or-pc.html

here is a feasible solution to export or download text messages from iPhone to computer， try Vibosoft iPhone Backup Extractor:
http://www.vibosoft.com/ios/save-text-message-iphone-to-computer.html

We can backup iPhone text messages to computer from iTunes backup, for more:
http://www.coolmuster.com/ios-recovery/how-to-export-sms-from-iphone-5s-5c.html

Want to save your iphone sms and contacts to computer for backup? To transfer your iphone sms and contacts information to computer, you need an iphone backup solution to help. This iPubsoft iPhone Backup Extractor can transfer and backup iPhone SMS and contacts to computer in clicks.
http://www.ipubsoft.com/iphone/copy-sms-from-iphone-to-computer.html

If you're a Mac user, here's also a guide to help you backup messages from iPhone.
http://www.leawo.org/tutorial/how-to-back-up-messages-from-iphone-to-mac.html

The best choice for me is to use a free powerful tool iOS to PC Manager, which can backup everything important of your iPhone to pc, incluing text messages, contacts, voice memos, notes, apps, pictures, music, videos and podcasts.
How to backup :
http://www.syncios.com/iphone/download-save-iphone-messages-to-pc-for-free.html