Backup iPhone 5 Using iTunes

1. Follow this guide to install iTunes; http://emanduel.blogspot.com/2012/07/install-itunes-on-windows-xp-pro-sp3.html.

2. Connect iPhone 5 to laptop

3. File > Devices > Back up

4. Click Back Up Apps on 'There are apps on "iPhone" which are not in your iTunes library. Would you like to back up these apps from your iPhone?'

5. Click Authorize on 'This computer is no longer authorized for apps that are installed on the iPhone “iPhone”. Would you like to authorize this computer for items purchased from the iTunes Store?'

6. Enter Apple ID and Password on 'Sign In to the iTunes Store'. Click Sign In

7. Click OK on 'Computer Authorisation was Successful'

8. iTunes > Preferences... > Devices. Under 'Device backups:' look for device name and date and time backup created.

9. Once backup completed, disconnect the phone.

URL: https://support.apple.com/en-us/ht1766