HT4061: iOS: How to find the serial number, IMEI, MEID, CDN, and ICCID numberLearn about iOS: How to find the serial number, IMEI, MEID, CDN, and ICCID number
Currently Being ModeratedJul 28, 2012 2:41 AM (in response to pjquaker)
Connnect to iTune and tap on Check for Update button
Backup before you update
Currently Being ModeratedJul 28, 2012 6:52 AM (in response to pjquaker)
iOS 5: Updating your device to iOS 5
iOS: How to update your iPhone, iPad, or iPod touch
If you are currently running an iOS lower than 5.0, connect to your computer & click on the "Update your device using iTunes".
Tip - You may need to disable your firewall and anitvirus software temporarily. Then download and install the iOS update. After you update to iOS 5.x, the next update can be installed via wifi (i.e., not connected to your computer).