Installing Custom rom jellybean 4.2 in Karbonn A25 part 1- thewayur
18Part 2 : https://www.youtube.com/watch?v=VSIQYNzOicE
***BACKUP YOUR PHONE AS IT WILL DELETE EVERYTHING IN MOBILE+INTERNAL MEMORY***
Links you will need :-
You must Install CWM Recovery in Karbonn A25 :
-a) via mobile : https://www.youtube.com/watch?v=5jP4HMF6sjw
-b) via pc : https://www.youtube.com/watch?v=1r2FK_JnIxk
1) Charge your mobile more than 60%
2) Better keep charging mobile till whole process
3) factory reset your android
-a) Format Karbonn A25 : https://www.youtube.com/watch?v=FEt0Wz4AxSg or
-b) Format from recovery (off mode) :https://www.youtube.com/watch?v=LyHR0OPuZd4 or
-c) Format by settings : https://www.youtube.com/watch?v=tJS0g8Yx2fU
4) Download Karbonn A25 Jellybean 4.2 Rom and place in root directory of sd card
Link 1: http://cf.ly/4ShN
Link 2: http://sh.st/tLhH9
5) Download Keyboard fix and place in root directory of sd card
Link 1: http://cf.ly/4ShP
Link 2: http://sh.st/tLQPm
*** DO NOT MODIFY ZIP FILES IN ANY WAY ****
6) turn off phone, now to go into CWM RECOVERY
keep press menu button + volume up button + lock key and as screen comes release lock key only but do
not release menu & volume key
now you should see CWM recovery. if not, please go to top links of this description
*** NOW EVERY STEP IS VERY DANGEROUS, keep ur concentration ****
You can navigate up-down with volume keys and select/yes with lock key
7) now perform :-
a) Wipe factory data --- yes
b) Wipe cache partion --- yes
c) Go to "advance" - wipe dalvik cache --- yes
d) Go to "mount&storage" - format system --- yes
e) format cache --- yes
f) format data --- yes
g) mount system
h) mount cache
i) mount data
j) ***go back***
k) Go to "install zip from sdcard" --- "choose from sd card" --- select "karbonn rom" ---- yes & wait
if all went good, it will reboot to recovery. now time to install keyboard fix
j)Go to "install zip from sdcard" --- "choose from sd card" --- select "keyboard fix" ---- yes & wait
now ***go back*** thats it
you have done all the necessary things. and we are ready to use our jelly bean :)
8) reboot..
it will take time, sometimes it take around 15 mints, if it doesnt come to lock screen(fully prepared)
or it is still black screen. I will suggest u to wait till total 30 mints of first reboot
if it still black or stuck..remove the battery and turn it on in normal way.
if it is still same. please repeat the steps from "STEP 7" i.e. recovery screen
credit: karbonnroms.blogspot.com
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