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How to downgrade Galaxy Grand 2 SM-G7102 4.4.2 Kitkat to 4.3 Jellybean

33 posts
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By grand.galaxian, Member on 25th August 2014, 07:57 AM
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9th February 2015, 01:52 PM |#81  
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Quote:
Originally Posted by devjmi

i am from india
flashad with this file
G7102XXUANE2_G7102ODDANE1_G7102DDUANE2_HOME.tar.md 5

now my wifi is working fine
it was my router problem
thanks bro for yours help

can you send me the link of this rom please?
thanks
 
 
15th February 2015, 09:29 PM |#82  
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FAILED
tried to use PC, but seems not connected, so i use netbook, but it failed.
may i know the problem caused?

---------- Post added at 09:29 PM ---------- Previous post was at 08:59 PM ----------

Quote:
Originally Posted by hlabbad

can you send me the link of this rom please?
thanks

Pls see on the bottom on page 2, bro
19th February 2015, 02:29 PM |#83  
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Quote:
Originally Posted by Erik IB

tried to use PC, but seems not connected, so i use netbook, but it failed.
may i know the problem caused?

---------- Post added at 09:29 PM ---------- Previous post was at 08:59 PM ----------



Pls see on the bottom on page 2, bro

remove the battery for 5 minutes then plug it-in, then press on volume up+volume down+power

then see if your device remain with the same problem
22nd February 2015, 11:51 PM |#84  
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Quote:
Originally Posted by devjmi

successfully downgraded to 4.3 but wifi not working properly
it disconnect every few minutes what to do now should i again upgrade to 4.4.2

Try this
Before downgrading
Backup your QCN with Z3X BOX Samsung Tool 18.9
Downgrade then write back QCN
28th February 2015, 01:34 PM |#85  
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Unhappy
I am getting error "Unauthorized Access" and not able to downgrade from 4.4.2 to 4.3 in grand 2.......... Please help me. My phone is under Warranty.
1st March 2015, 08:32 AM |#86  
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Guys, just want to confirm that this works with me as well.
Second month after the downgrade and everything is fine!
Thanks a lot!!!
KK never again!!!
7th March 2015, 03:59 PM |#87  
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Downgraded successfully.
Last edited by malic111; 13th May 2015 at 05:58 PM.
11th March 2015, 04:44 AM |#88  
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soooo worrry about hardbricking my device
hello guys
ive samsung galaxy grand 2 duos running android 4.4.2 kitkat
mybaseband is nk1
soo can i downgrade my grand 2 to jellybean using the firmware thats mentioned on the video
or ill end up hardbricking my device
soo pleeez tell me am relly tired of the stupid kitkat specialy on gaming plez pleez pleez reply asap
thank you
13th May 2015, 08:22 AM |#89  
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Well ! The complete downgrade process goes very very smooth. No problems at all !
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Downgraded from 4.4.2 NH6 ! Everything works fine. No issues
28th May 2015, 08:19 AM |#90  
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hi guys, i want to downgrade my device G7105

now it is running on stock BNL1 rom, rooted and knox disabled. i want to go back to JB 4.3 which is :
PDA G7105XWUANC3
CSC G7105CELAND1

will it work?
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