Official firmware #2847 for GT-I9300 - SAMSUNGGalaxy S3

Download the latest firmware update for the Samsung Galaxy S3, but don’t forget to check whether the model number of your smartphone corresponds to the indicated one GT-I9300. The firmware code is OPT from PORTUGAL. The product comes with PDA version I9300XXUGND5, CSC version I9300OPTGNE1, MODEM version I9300XXUGNA8. The operating system version of the given firmware is Android Jelly Bean 4.3. Full tutorial how to flash stock firmware on Samsung devices here

File name GT-I9300_OPT_1_20140604171940_5c1if30lr8
Firmware type 4 files
File size 904.32 MiB
Model Samsung GT-I9300
Operating system Android Jelly Bean 4.3
PDA/AP Version I9300XXUGND5
CSC Version I9300OPTGNE1
MODEM/CP Version I9300XXUGNA8
Region
OPT
Country
Portugal
Description Optimus
Hash e6e5c9928462b8195b795c53c5509d90

2.Press to download

Instructions

Download to your PC: Odin 3 latest version.
Next extract the firmware file.
You should get 1 (if 1 file, choose it here) or 5 (if 5 file, choose it here) file:
- AP: "System & Recovery"
- CP: "Modem & Radio"
- CSC_***: "Country & Region & Operator"
- HOME_CSC_***: "Country & Region & Operator"
Add all files to Odin 3.
If you want to do a clean flash, use CSC_*** either use HOME_CSC_*** to keep your data and apps.
Now turn off your phone and enter the Download mode. How to do all methods:
- Press and hold the Power key , the Volume UP button and the Bixby key.
- Press and hold the Volume Up and Down keys and then connect a USB cable.
- Press and hold the Power key ,the Volume down button and the Home key.
- Connect a USB cable, then press and hold the Bixby button and the Volume down key.
- Press and hold the Power key and the Volume UP button.
Then connect your device to PC, Odin should detect your phone and COM port number will appear on the screen.
Please specify only the F.Reset time and Auto-Reboot.
Finally press the Start key. Your phone will now restart and disconnect from the PC.

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