Upgrade - Android Q&A, Help & Troubleshooting

I have galaxy s3 i9300 jellybean 4.3 but I want to upgrade to kitkat 4.4.4 when flash ROM by CWM it is not boot up stuck on developer logo
please help me!
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Thanks everyone finally I got the solution. ........
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Related

[Q] Please Help Me !!!! to restore orginal rom

hello everyone
how can i restore the official stock rom of Samsung Galaxy S II I9100G
i install cyanogenMod 10 right now and i want to remove it
please help me guys
thanks all
Download the stock frimware from sammobile.com or samsung-updates.com and flash it with odin
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Or if you can't connect a PC use mobile Odin.
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[Q] stock recovery

is it possible to flash stock recovery for Ace 2?
cuz puzzle and dragons wont let me play with CWM
u need to flash stock rom if u want stock recovery
Ace2!!!!
This is ace i forum
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i've got stock rom on my ace2 and only CWM flashed into it
So do i need to reflash the stock rom ?
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Ace 2 has its own forum on xda ask there please
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Help me

I am using galaxy s3
4.1.2 XXEMG5 version
i have need. Root and.upgrade Job 4.2.2
This version. Compataple. Official firmware and custom rom help me developers. Sorry My bad english
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Check this thread: http://forum.xda-developers.com/showthread.php?t=2148708
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Stock Galaxy s3 boot logo please.

Can someone please give me the stock boot logo on i9300.
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Downgrade

How to down grade From kit kat 4.4.4 to 4.1.2 gti 9305
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I suggest u don't do that... If not satisfied u can downgrade to 4.4.2 or 4.3 at max
U can do that via odin
I recommend u to read the flashing guide which i am sure are numerous here
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Ok thanks
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