iPhone 3GS Custom Restore Firmware 4.2.1 8C148a ipsw
iPhone 3GS Custom Restore Firmware 4.2.1 8C148a ipsw
iPhone 3GS Custom Restore Firmware 4.2.1 8C148a ipsw | 409.47 MB
your iPhone is in operating mode, hold down Shift key on your keyboard and then click Restore button in iTunes and locate the file "iPhone 3GS Custom Firmware 4.2.1.ipsw"
Prerequisite:
*Activation required AT&T active or non-active SIM card
*You must have internet connection during this entire process
*Your iPhone must be previously jailbroken with any method except Spirit method, in order to jailbreak with this custom firmware
Instruction:
1. Back up your iPhone with iTunes
2. When that came with this firmware, and ready to restore.
3. Once restore is done, the iPhone will activate
4. If you open Cydia then it will not open because you will need to update Cydia by doing step 5 and step 6 below:
5. SSH into your iPhone and copy the Cydia folder that came with this firmware into the iPhone directory given below:
/ private / var / root / Media
6. Reboot your iPhone
7. After reboot, now open Cydia has been updated, and you can open Cydia and perform all necessary updates as usual
8. Now you can restore your iPhone from backup by right click on iphone and click on restore from baackup and you're done
iPhone 3GS Custom Restore Firmware 4.2.1 8C148a ipsw
iPhone 3GS Custom Restore Firmware 4.2.1 8C148a ipsw
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