The loader might not be compatible with your device or the UnlockTool version. Some loaders are model-specific or iOS version-specific.

: The "2-n61ap" identifier refers to the iPhone 7's board config. Double-check that you haven't selected the "Generic" option if a specific config for your iOS version is available. Use 3uTools : If the tool still fails to connect, open Toolbox > iTunes Utility > Repair Drivers to ensure the PC sees the device correctly while in DFU.

Reinstall device drivers (Windows)

boot, UnlockTool looks for a local file that matches your device's chipset and board ID (

. Often, the developers add missing loaders or fix pathing issues in newer builds. Check the "Resources" Folder: