Assuming you have your SHSH blobs and a compatible device, here is the procedure to attempt a restore using the Pro Flash module.
This process is generally easier on older 32-bit devices (iPhone 4s, 5, etc.) or 64-bit devices that are vulnerable to certain exploits. how to restore unsigned ipsw with 3utools
| Your Device | Do You Have SHSH Blobs? | Best Method | Likely Success | | :--- | :--- | :--- | :--- | | iPhone 4s – iPhone X | No | Method 1 (iDevice Activation Bypass) | High (80%) | | iPhone 4s – iPhone X | Yes | Method 3 (SHSH Blobs) | Very High (95%) | | iPhone XS or newer | No | | 0% | | iPhone XS or newer | Yes | Method 3 (SHSH Blobs) | Medium (50% – SEP dependent) | Assuming you have your SHSH blobs and a
Open 3uTools on your computer and connect your iOS device via a lightning/USB-C cable. Ensure the program recognizes your device. Navigate to Smart Flash Click on the Smart Flash | Best Method | Likely Success | |
Restoring unsigned firmware often requires a full wipe of the device. Use the feature in 3uTools to save your photos and contacts before proceeding. 2. Obtain the IPSW and SHSH Blobs