Once you've initiated the unlocking process, verify that the loader is being detected by UnlockTool. If everything is set up correctly, the unlocking process should proceed smoothly.

Connect your iPhone 7 to your computer using a USB cable. Launch UnlockTool and follow the on-screen instructions to initiate the unlocking process.

that uses the specific board config (often associated with newer or specific regional variants).

Marco had tried everything. Every UnlockTool dongle, every high-quality JTAG adapter, every brute-force script. The phone would power on, show the Apple logo, then freeze. The 2N61AP—the internal board ID for a specific iPhone 7 GSM variant—was a brick. The loader, the tiny piece of bootrom code that bridges the hardware to the OS, was gone . Corrupted. Not lost. Removed .

The iPhone 7 sat in a clear vice, its logic board gleaming under the magnifier. It was his white whale. The phone’s owner, a pale girl named Elara, had brought it in two years ago. “It just went dark,” she’d whispered. “But my daughter’s last voice memos are in there. She passed away. Please.”

If the file is missing, you will need to source a clean copy.

Repairing an iPhone 7 with a corrupted file system or an unknown passcode often requires using specialist software like UnlockTool. However, many technicians encounter a specific roadblock during the flashing or bypassing process: the error.

If the "Auto-Select" feature fails, go to the Apple Tab and manually select the model. Choose iPhone 7 (Gaster) or the specific 2-N61AP option from the dropdown menu instead of letting the tool guess.