If you have recently upgraded your idevice to iOS 5 beta 4, you might have ran into a iTunes error 3002. This is because you have Upgraded your idevice instead of choosing the Restore option while installing iOS 5 beta 4 but don’t worry as we have a solution for your problem. Here’s our simple guide on how to fix this error and successfully install iOS 5.0 on your iPhone.
The iPhone could not be updated. An unknown error occurred (3002)
How to fix iTunes 3002 Error
If you follow our guide to install iOS 5 Beta 4 carefully, you won’t get any error at all. Actually it’s a simple mistake most people are doing which results in the iTunes error 3002. Now you can fix this issue by two methods. Both are explained in detailed below.
Step 1: Download iOS 4.3.3 (iOS 5 beat 4 is unstable, we recommend you to install iOS 4.3.3 firmware but if you wish to install iOS 5 beta version simply download iOS beta instead of iOS 4.3.3, Rest is all the same). Connect your idevice to your Mac and press Alt+Options.
Step 2: Click Restore option.
Step 3: A window will open and you will have to point it to the iOS 4.3.3.
Step 1: Download iOS 4.3.3
Step 2: Go to My Computer -> Windows -> System 32 -> Drivers -> etc
Step 3: Drag the Host file to desktop and Open it in Notepad.
Step 4: Under For Example type
# 188.8.131.52 rhino.acme # source server
# 184.108.40.206 x.acme.com # x client host
Step 5: Now save and close it. Drag it back to its original location.
Step 6: Now open iTunes and do shift+restore then select iOS 4.3.3 firmware downloaded on your PC.
Sit back and Enjoy. Your 3002 error must be fixed.