GSM-Forum - View Single Post - R-SIM AIR iPhone 4S iOS 7.x.x Unlocking NO NEED PATCH for CDMA Launched

SIMTester · 04-09-2014, 19:24

Impossible to downgrade unless you have an iPhone 4 and already backed up shsh & activation tickets for 7.0.4 using tinyumbrella or another tool.

Don't screw around with 7.1. Stay at 7.0.4 until there's a full 7.1 solution.

04-09-2014, 19:24	#473 (permalink)
SIMTester No Life Poster Join Date: May 2013 Location: Los Angeles Posts: 1,065 Member: 1938435 Status: Offline Thanks Meter: 208	Impossible to downgrade unless you have an iPhone 4 and already backed up shsh & activation tickets for 7.0.4 using tinyumbrella or another tool. Don't screw around with 7.1. Stay at 7.0.4 until there's a full 7.1 solution.