iphone 4.3.4 downgrade to 4.1
 

hi
did someone have 100% solution to downgrade iphone 4.3.4 to 4.1 and getting it working not in recovrey mode
thx

ONLY if you have 3gs!!!

yes u can downgrade because 4.1 its not signed.... only works for iphone 3gs!

can u tell me how can do this thnx

test my method and post result after .

needed for this operation
1 - iphone 3gs old or new boot ver 4.3.4
2 - a good and working brain
3 - TinyUmbrella last version
4 - stock firm 3gs 4.1
5 - irep r4
6 - itune


ok . all is ok

1 -put your iphone in pwd dfu mode by using irep r4
2 -start tinyumbrella and start tss server .
3 - lunch itune and choise stock firm 4.1 and restor you iphone
4 - after you have restoring your iphone its stuck in dfu mode
5 - jailbreak your iphone by using redsnow and choise 4.1 firm
6 - after you have iphone stucked in activate in jailbreak process
7 - puch power and home for reset iphone
8 - your iphone now in dfu mode again
9 -by using redsnow choise firm 4.1 and select boot tethered
10 - your iphone power and go to recovery mode
11 - by using tyny ambrella exit recovery mode
12 -now your iphone is in dfu mode
13 - power your iphone by redsnow boot tethered
14 -now your iphone is power on and deactivated
15 - activate your iphone if you have a valid sim card .if no repeat pocess jailbreak and boot tethered
16 - now you have iphone activated and cydia installed
17 - start tyny ambrella and save shh and disconnect iphone
18 - in iphone lunch cydia and wait for tss que
19- after tss Que is ok .power off your iphone .0 its go to dfu mode
20- launch tss server in tyny ambrella software . and restore again by using 4.1 ( not using irep to pwd iphone ))
21- itune stuck in error 1015 . after that exit recovery mode by using tyny ambrella
22- jailbreak iphone again and install base band and unlock it

for redsnow use redsn0w_win_0.9.6rc17

i test your method
phone go into recovrey mode not dfu mode after upgrade

ok . if after upgrade have a phone in recovry mode . use tyny ambrella for exit recovry mode . and after jailbreak it . post result

can't get out of recovrey mode!!!!

i realy need tested feedbak......bcoz i tried but not works

BRO......I will give u solution.....Tested by me...........

U need custom firmware that created by Pwnage tool 4.2.1.......of ur 4.1 3gs FW........

And Restore it with this FW and u will be ok bro......

SO SIMPLE....

BR
Redknight07

your phone is 3gs?
 

if 100% work.. just downgrade then phone will be recovery mode..then just use tinyumberla for exit recovery..then use limerain for jailbrack then use ultrashow for unlock(if unlockable baseband)

i have done many 3gs !!!

iphone 4 4.3.4 any idea to down 4.3.3 without SHSH file??