Blackra1n

Posts Tagged ‘firmware’

Well we’ve found a way to help bring your iphone back!

Now that we’re all squared away, you’ll need to download the following items before you can proceed.

The IPSW of your choice, I would recommend 4.3.3 as it is jailbreakable and still being signed by apple. I can’t think of any logical reason why you would want to roll back any further… Just make sure that you have your SHSH stored with Cydia if you choose to go older than 4.3.3.

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Error 1015 firmware downgrade iPhone and iPod Touch

From the Apple support site:

Error 1015: This error is caused by the attempt to downgrade the firware of the iPhone or iPod touch. This may occur when you try to restore an old file. Ipsw. The downgrade to a previous version is not supported. To resolve this problem, groped to restore the latest iPhone or iPod touch available from Apple.

If you want to resolve the error 1015 follow this Tutorial:

Proceed as follows:

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Upgrade iPhone to 3.1.2 with iTunes if not already updated.

If you do not have the firmware can be downloaded from here:

Download iPhone 3GS 3.1.2

Download iPhone 3G 3.1.2

Requirements:

Blackra1n for Windows download directly from the official site by clicking here and then the Apple logo.
Connect the device to your computer via USB (to be turned on) and close iTunes.

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Few days ago I wrote a guide how to troubleshoot error 1015 when you downgrade the firmware for both iPhone and iPod Touch.

The guide was only for Windows. After many requests I wrote the guide for Mac OSX.

• iRecovery for MAC OSX Download
• Extract the archive and run the terminal iRecovery
• Then type the following string given sent to each

online:

cd desktop

./iRecovery -s

setenv auto-boot true

saveenv

/exit

Final Step:

Reboot now your device by holding down the power button and the Home button. You will now run the downgrade from firmware 3.1.3 to firmware 3.1.2 and you can follow the usual guides to jailbreak firmware 3.1.2.

A few days ago I made a guide on how to troubleshoot error 1015 when you downgrade the firmware for both iPhone iPod Touch.

The guide was only for Windows. After many requests I wrote the guide for Mac OSX.

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