The most common cause is a bad firmware file. Even if the download says "Complete," the file structure may be damaged.
DFU mode is a deeper state than Recovery Mode; it doesn't load the device OS, which bypasses many software-level "handshake" errors. 3utools error unable to restore idevice75 link
If you are on a desktop, plug the cable directly into the rear motherboard ports rather than the front panel. If you're on a laptop, try a port that isn't connected to a USB hub. 2. Repair Drivers via 3uTools The most common cause is a bad firmware file
The is a common flashing error that often stems from power delivery issues, battery health verification failures, or corrupted storage data . It typically occurs when the device cannot maintain a stable connection or sufficient voltage during the restoration process. Effective Solutions for Error -75 If you are on a desktop, plug the
: If the iPhone was out of storage before the crash, it might struggle to mount the APFS (file system) partitions, leading to a "Missing data volume" error. Communication Breakdown