Hello,
I have some troobleshooting with iOS 13 installation. First of, when I plug my iPhone, It appereas on the finder but 2s after it diseppears. So I've trying trop use Apple Configurator but I got an error when I try to update my iPhone with the ipsw update file.
Error : Failed to unzip the restore bundle [com.apple.MobileDevice.MobileRestore – 0xFB5 (4021)]
Best regards,
Kevin