The release of PwnageTool 4.1 was a major turning point for iOS customization, offering a "Pro" level of control for users who wanted to maintain their device's baseband while upgrading firmware. Universal Compatibility
This release is , but a recommended patch for all 4.0.x users. It requires a clean license key for teams >25 users (legacy 3.x licenses are not compatible). Devteam Pro 4.1 Download
| Error Code | Error Message | Solution | | :--- | :--- | :--- | | | "Device not recognized" | Reinstall Apple Mobile Device USB driver via Device Manager. Uninstall iTunes & reinstall version 12.6.5. | | -54 | "Firmware mismatch" | This device is on iOS 13+. Devteam Pro 4.1 does not support it. Stop trying. | | Lock icon | "Failed to send iBEC" | Your USB cable is faulty or you are using a USB 3.0 port. Switch to a USB 2.0 port. | | White screen freeze | "Exploit failed" | Restart the phone and PC. Re-enter DFU mode. Try 3 times; if it fails, the device has a patched bootrom (iPhone 6s or newer). | The release of PwnageTool 4