Apple started blocking out non-authorized devices from installation iOS 7 beta firmware. If you try to turn on the iPhone and iPad with the sixth beta version of iOS 7 a warning about the impossibility to activate the device .
As you know , with the first beta users have had the opportunity to install iOS 7 without developer account . Take advantage of the firmware can be even without registration UDID. Updates are done by simple reduction of the OS through iTunes.
Now , reportedly , Apple began to block the activation of a new firmware for all devices that are not linked to the UDID. After you install the iOS 6 beta 7 , you are prompted to activate the iPhone or iPad, and then says that the device can not be used without a developer account. Accordingly , users are forced to return to firmware iOS 6.1.3. This raises another problem: backups of iOS 7 is not compatible with the previous version of the operating system. To restore a backup , will have to wait for the final assembly of iOS 7.
We now have people who clicked on the iOS 6 beta 7 , it is possible to revert to stable firmware iOS 6. It is only on the final versions (iOS 6.1.4 for iPhone 5 and 6.1.3 for iPhone 4S). If you have any problems with the i- gadget on the new system , you can use our instructions to downgrade iOS beta 7 to iOS 6.
Recall that the release of the public version of iOS 7 is expected in September . According to rumors , September 10 , the day of the new iPhone presentation, might be GM- meeting , designed to seek for the ultimate unresolved bugs , and firmware might be launched publicly in every week.