GSM-Forum - View Single Post - First Time User. Help. alternate way to use r-sim for iphone 4s?

SIMTester · 09-15-2017, 08:33

No, the chip makes the phone think that the phone is locked to your SIM carrier or unlocked. And on 4G phones, this is the first time it supports 3G/4G service. But 4S is only a 3G phone, so it never had this problem.

09-15-2017, 08:33	#4 (permalink)
SIMTester No Life Poster Join Date: May 2013 Location: Los Angeles Posts: 1,065 Member: 1938435 Status: Offline Thanks Meter: 208	No, the chip makes the phone think that the phone is locked to your SIM carrier or unlocked. And on 4G phones, this is the first time it supports 3G/4G service. But 4S is only a 3G phone, so it never had this problem.