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09-20-2012, 16:08
| #1 (permalink) |
| No Life Poster   Join Date: Oct 2005 Location: belgium
Posts: 623
Member: 194936 Status: Offline Sonork: 100.1616223 Thanks: 622
Thanked 107 Times in 82 Posts
| 4s downgrade 6.0 to 5.1.1 yesterday i upgrade 6.0 and modem 3.0.04 right now downgrade 6.0 to 5.1.1 orginal firmware dfu mode via itune 10.6.1.7 and first time i saw downgrade modem 3.0.04 to 2.0.12 possible still signature for 5.1.1 now you can downgrade at this moment possible until apple stop signature for 5.1.1 hurry up |
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| The Following 3 Users Say Thank You to sultansaga For This Useful Post: |
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09-20-2012, 17:14
| #3 (permalink) |
| No Life Poster Join Date: Oct 2005 Location: belgium
Posts: 623
Member: 194936 Status: Offline Sonork: 100.1616223 Thanks: 622
Thanked 107 Times in 82 Posts
| normally baseband cant downgrade and i did not test on 4g only possible if iso signature valid and right now valid for 5.1.1 maybe today or tomorrow stop signature than you cant downgrade bro you can try now best of luck |
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09-20-2012, 18:02
| #4 (permalink) |
| Junior Member Join Date: Jul 2008
Posts: 13
Member: 815280 Status: Offline Thanks: 1
Thanked 11 Times in 3 Posts
| i just upgrade my 4g to 6.0 it comes with bb 04.12.02 then i downgrade to ios 5.1.1 and its downgrade to BB 04.12.01 |
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| The Following 2 Users Say Thank You to nebula_andra For This Useful Post: |
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09-20-2012, 23:52
| #6 (permalink) |
| No Life Poster Join Date: Oct 2005 Location: belgium
Posts: 623
Member: 194936 Status: Offline Sonork: 100.1616223 Thanks: 622
Thanked 107 Times in 82 Posts
| HERE IS PROOF IPHONE 4G 6.0 TO 5.1.1 MODEM 04.12.02 TO 04.12.01 i devices downgrade 6.0 to 5.1.1 including modem - YouTube |
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09-21-2012, 11:43
| #8 (permalink) |
| No Life Poster  Join Date: Sep 2005 Location: Lima, Peru.Lat/Lon:, 12.0° S 7
Posts: 857
Member: 184182 Status: Offline Sonork: 100.1622565 Thanks: 45
Thanked 102 Times in 80 Posts
| Can only downgrade for a few more days until Apple keeps on signing. You can always check by first trying to save shsh on tinyumbrella. Baseband will be downgraded for 5.1.1 only. Doesnt go lower than that. |
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09-21-2012, 12:01
| #9 (permalink) |
| No Life Poster Join Date: Oct 2005 Location: belgium
Posts: 623
Member: 194936 Status: Offline Sonork: 100.1616223 Thanks: 622
Thanked 107 Times in 82 Posts
| Yes you are right . Important for 4s user Who use gevey sim for unlock beacause at this time modem 3.0.04 not supported with gevey And you can downgrade To 2.0.12 |
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09-21-2012, 17:36
| #10 (permalink) |
| Freak Poster  Join Date: Sep 2006 Location: Croatia Age: 26
Posts: 117
Member: 343004 Status: Offline Thanks: 15
Thanked 17 Times in 13 Posts
| I just successfully downgraded 1 iphone 4s from 6.0 to 5.1.1 2.0.12 firmware.. Luckily signing window is still open so I could unlock the phone through Gevey Ultra S chip again  |
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09-21-2012, 17:42
| #11 (permalink) |
| Freak Poster Join Date: Jul 2005 Location: MANASSAS VA USA Age: 26
Posts: 197
Member: 164003 Status: Offline Thanks: 17
Thanked 17 Times in 13 Posts
| it not ganna last for long time today i have done 4 and 4s from 6 to 5.1.1 last chance to save your shsh before apple close signature for 5.1.1 |
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4S downgrade not possible anymore ? 
Linear Mode
