Iphone 3GS version 4.1 update to 4.2.1 - GSM-Forum

roniri · 03-26-2011, 08:43

Hi!

How can i update iphone 3GS version 4.1 BB6.15 to 4.2.1 version . Iphone is MC modell.

roniri · 03-26-2011, 09:10

If i updated with custom firmware to 4.3 , phone is always in dfu mode, and i cant set to normal mode!

xerraco · 03-26-2011, 10:08

Did you use 4.2.1 CFW? Was the the original FW of iPhone when you receive?

03-26-2011, 08:43	#1 (permalink)
roniri No Life Poster Join Date: Sep 2001 Posts: 1,035 Member: 6142 Status: Offline Thanks: 709 Thanked 51 Times in 28 Posts	Iphone 3GS version 4.1 update to 4.2.1 Hi! How can i update iphone 3GS version 4.1 BB6.15 to 4.2.1 version . Iphone is MC modell.

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03-26-2011, 09:10	#2 (permalink)
roniri No Life Poster Join Date: Sep 2001 Posts: 1,035 Member: 6142 Status: Offline Thanks: 709 Thanked 51 Times in 28 Posts	If i updated with custom firmware to 4.3 , phone is always in dfu mode, and i cant set to normal mode!

03-26-2011, 10:08	#3 (permalink)
xerraco No Life Poster Join Date: Nov 2008 Location: RVIII Posts: 7,073 Member: 890926 Status: Offline Thanks: 93 Thanked 1,099 Times in 915 Posts	Did you use 4.2.1 CFW? Was the the original FW of iPhone when you receive?