When you encounter the "Unable to Restore iDevice -2" error, it means that your device is unable to communicate with iTunes or another restore tool, preventing you from restoring your device to its factory settings or updating its software. This error can occur during various restore scenarios, such as:
The restore always fails at [e.g., sending NORData / filesystem]. unable to restore idevice -2
Full error output (relevant part):
Error -2 frequently arises when third-party security software identifies the restore process as a potential threat. Apple Support iOS update and restore errors - Apple Support When you encounter the "Unable to Restore iDevice
: Restart both your computer and your iDevice, then attempt the restore again. Apple Support +6 Advanced Solutions If the basic steps fail, try these more specific methods: 1. Security Software Interference Antivirus or firewall settings can block the connection. Temporarily disable your computer's security software, perform the restore, and then re-enable it. YouTube +1 2. Repair Drivers (PC Users) If iTunes or other tools can't "see" your device properly, your drivers might be corrupted: 12 sites iPhone Error 10 Solution !! Apr 18, 2020 — Apple Support iOS update and restore errors -