What is the current stable software for the 4s? My device is at 6.50 but I see the beta software download has the option to downgrade back to 6.60. I've tried the software update option in settings/system but nothing changes.
What is the current stable software for the 4s? My device is at 6.50 but I see the beta software download has the option to downgrade back to 6.60. I've tried the software update option in settings/system but nothing changes.
