The method of unlocking (unlocking) iPhone using the ingenious utility SAM no longer works, as Apple fixed a vulnerability that allowed to revive the iPhone almost independently of the baseband version and the installed iOS, tweeted Sam Bingner, from whose site the repository was installed to install the utility of the same name .
The good news is that the already activated phones will work (I hope no one was too lazy to make a backup of the /var/root/Library/Lockdown directory). ')
Unlock AT & T devices
Judging by the numerous messages on various forums, the method of official unlock of the phone by writing to AT & T support (only for this operator’s iPhone) also “stops” working: simply sending IMEI and AT & T account numbers no longer affects the employees of the American operator - in response, refusals of various motivations come , it is especially persistent that it is proposed to provide a purchase check on your device for the full cost.