GSM-Forum - View Single Post - How to downgrade modem firmware 05.16.07 to 5.13.04

GSM BROTHER · 10-15-2012, 07:04

I have 3gs ios 5.1.1 for unlock i need modem fimware 5.13.04 now have 5.16.07 ho to solve

10-15-2012, 07:04	#1 (permalink)
GSM BROTHER Freak Poster Join Date: Jan 2012 Location: YOUR HEART Posts: 237 Member: 1714224 Status: Offline Thanks Meter: 18	How to downgrade modem firmware 05.16.07 to 5.13.04 I have 3gs ios 5.1.1 for unlock i need modem fimware 5.13.04 now have 5.16.07 ho to solve