: UnlockTool often requires external data files for iOS 15.x and 16.x versions. You can find verified repack files on community resources like the UnlockTool official website or technical forums. Place Files in the Tool Directory :
If your local device definitions or your Gaster components are outdated, UnlockTool will fail to map the custom boot chain required to mount the data partitions. : UnlockTool often requires external data files for iOS 15