how downgrade 3gs baseband 6.15 to normal - GSM-Forum

zone3 · 04-05-2013, 03:23

i have a 3gs working in 4.1 ipad baseband 06.15.now wish to factory unlock because of usa att locked.cheap in factory unlock.but when i upgrade to 6.1.3 last step error-so in usb mode only.i think it due to ipad baseband.again i downgrade to 4.1 now working.

any way to downgrade basband from 06.15?

wiziface · 04-05-2013, 03:52

downgrade to 4.1 and then jailbreak with redsnow and seleck downgrade from ipad baseband, thenupdate to 6.1.3 normal

jhames47 · 04-05-2013, 03:58

use latest redsnow and ipsw version 5.1.1

Malik_GSM · 04-05-2013, 06:38

Quote:

Originally Posted by zone3

i have a 3gs working in 4.1 ipad baseband 06.15.now wish to factory unlock because of usa att locked.cheap in factory unlock.but when i upgrade to 6.1.3 last step error-so in usb mode only.i think it due to ipad baseband.again i downgrade to 4.1 now working.

any way to downgrade basband from 06.15?

very simple use any oll redsnow version like 9.6b5 and downgrade ur ipodBB............simple

planetnajaf · 04-05-2013, 19:08

1-use latest redsnow 15b3
here is link Download Redsnow (Redsn0w) 0.9.15b3 for iOS 6 6.0.1 6.1Jailbreak

2-open redsnow
3-go to extras
select ipsw ( make sure u have selected the ipsw file which is running on your iphone eg; 4.1 or for latest 6.1.3ipsw u need to use 6.0ipsw)
4- click on back button
5- click jailbreak
6- follow the instructions for DFU mode and mark only option '' downgrade ipad baseband''.
7-Done .
Hit thanks if u like it. any more complications feel free to ask.

04-05-2013, 03:23	#1 (permalink)
zone3 No Life Poster Join Date: Jan 2009 Posts: 3,260 Member: 946381 Status: Offline Thanks Meter: 150	how downgrade 3gs baseband 6.15 to normal i have a 3gs working in 4.1 ipad baseband 06.15.now wish to factory unlock because of usa att locked.cheap in factory unlock.but when i upgrade to 6.1.3 last step error-so in usb mode only.i think it due to ipad baseband.again i downgrade to 4.1 now working. any way to downgrade basband from 06.15?

04-05-2013, 03:52	#2 (permalink)
wiziface Crazy Poster Join Date: May 2009 Posts: 48 Member: 1036539 Status: Offline Thanks Meter: 4	downgrade to 4.1 and then jailbreak with redsnow and seleck downgrade from ipad baseband, thenupdate to 6.1.3 normal

04-05-2013, 03:58	#3 (permalink)
jhames47 No Life Poster Join Date: Nov 2008 Location: manila ph. Age: 39 Posts: 727 Member: 895644 Status: Offline Sonork: 098765 Thanks Meter: 161	use latest redsnow and ipsw version 5.1.1

04-05-2013, 19:08	#5 (permalink)
planetnajaf Junior Member Join Date: Jul 2012 Location: united kingdom, milton keynes Posts: 8 Member: 1791239 Status: Offline Thanks Meter: 2	1-use latest redsnow 15b3 here is link Download Redsnow (Redsn0w) 0.9.15b3 for iOS 6 6.0.1 6.1Jailbreak 2-open redsnow 3-go to extras select ipsw ( make sure u have selected the ipsw file which is running on your iphone eg; 4.1 or for latest 6.1.3ipsw u need to use 6.0ipsw) 4- click on back button 5- click jailbreak 6- follow the instructions for DFU mode and mark only option '' downgrade ipad baseband''. 7-Done . Hit thanks if u like it. any more complications feel free to ask.