CST has bought an iPhone 7updated 7 iPhone iOSIt is recommended to confirm operability operatedwill disable the security firewallIt is left to the cst by installing itunesIt is necessary to help the PST backup
TSA has purchased an iPhone 7The updated iPhone iOS 7Operation is recommended to confirm its operabilityShut down the firewall SecurityThe CST is installing iTunesIt is necessary to assist the CST to backup