v7.1 [Aug 21, 2018] 1. Version 7.1.0(Mac) & 7.1.2(Win) fully cmpatible iOS 12 downgrade.2. Both Win & Mac version can fix all iOS 12 system problems.
v4.1 [Jan 12, 2016] May include unspecified updates, enhancements, or bug fixes.
Optimize your iTunes performance and fix common issues
Transfer files between your iOS devices and your PC
Recover data lost from iPhones and other iOS devices
Move messages and media files from your iPhone and iPad to your PC
Unlock password-protected iTunes backups for iOS devices
