It is now possible to update I9300XXUGMK6 Android 4.3 Jelly Bean official firmware on Samsung Galaxy S3 GT-I9300 Smartphone. The firmware recently rolled out by Samsung. After the official release Samsung started pushing firmware update for Galaxy S3 and the device already received firmware update [Previous version firmware is available below]. Samsung yet to release Android 4.4 KitKat firmware for the Smartphone but till then you should update your device with the latest available firmware. Here you can download the latest available firmware for Galaxy S3 I9300. We put together download link for all countries and a manual update instruction guide at later part of this article. You can update the XXUGMK6 Android 4.3 Jelly Bean firmware by official method which is OTA and Kies. Connect your device with computer to download the firmware from Samsung Kies, or download the update from system inbuilt firmware update feature or OTA update feature from Settings>about phone>software update. Sometimes official way doesn’t allow you to update your device properly, so we have arranged a manual update tutorial here. You can install I9300XXUGMK6 Android 4.3 Jelly Bean on Galaxy S3 I9300 using our detailed tutorial below. Please note, this is ODIN flashable firmware and not CWM recovery flashable. Apart from improving Galaxy S3 existing performance, official firmware is also good option to unroot Galaxy S3 I9300 or unbrick Galaxy S3 I9300 if brick happen because of software issue. You can always root this firmware using a proper root method that available at Android Jinn or else where.
Galaxy S3 I9300 Rooting Tutorial: If you want to root your Galaxy S3 I9300 running on this latest Jelly Bean firmware then you can always follow this article for necessary instruction: Root Galaxy S3 I9300 Running on I9300XXUGMK6 Android 4.3 Jelly Bean Firmware. If you are confused whether to go for root or not then you should read: Benefits of Rooting Android devices.
Since the Galaxy S3 I9300 already received the Android 4.3 Jelly Bean, you can only expect few bug fixes and performance enhancement with this update. To install firmware, we will use a tool called ODIN that will help us to flash the stock 4.3 Jelly Bean firmware in Galaxy S3 I9300. However, in this process you may lose all your existing installed apps and personal settings. But Don’t worry! While going through this manual firmware update guide you will learn all required tips that will help you to backup your data as well as other important objects before proceeding to the tutorial on the next page. If this firmware not look to you then you can always roll back to your previous firmware version as well as can restore all your backed up data.
Download Android 4.3 I9300XXUGMK6 Firmware:
Bosnia and Herzegovina (BH TELECOM): I9300XXUGMK6_I9300BHTGML1_BHT.zip
Italy (TIM): I9300XXUGMK6_I9300TIMGML1_TIM.zip
Spain (Yoigo): I9300XXUGMK6_I9300YOGGML1_YOG.zip
United Kingdom (O2): I9300XXUGMK6_I9300O2UGNA1_O2U.zip
Cyprus (Cytamobile Vodafone): I9300XXUGMK6_I9300OXXGML1_CYO.zip
Ukraine (Kyivstar): I9300XXUGMK6_I9300OXEGML2_SEK.zip
Philippines (Smart): I9300XXUGMK6_I9300OLBGML1_SMA.zip
Philippines (Globe): I9300XXUGMK6_I9300OLBGML1_GLB.zip
Poland (Plus): I9300XXUGMK6_I9300PLSGML1_PLS.zip
France (NRJ): I9300XXUGMK6_I9300NRJGML1_NRJ.zip
Poland (Play): I9300XXUGMK6_I9300PRTGML1_PRT.zip
Philippines (Sun): I9300XXUGMK6_I9300OLBGML1_XTC.zip
Romania (Cosmote)(La Fleur): I9300XXUGMK6_I9300QXFGML1_COA.zip
Denmark (3): I9300XXUGMK6_I9300HTDGML1_HTD.zip
Ukraine (Kyivstar)(La Fleur): I9300XXUGMK6_I9300QXEGML3_SEK.zip
Bulgaria (VVT): I9300XXUGMK6_I9300OXXGML1_VVT.zip
Kazakhstan (La Fleur): I9300XXUGMK6_I9300QXEGML2_SKZ.zip
Serbia (telenor): I9300XXUGMK6_I9300OXXGML1_MSR.zip
Russia (La Fleur): I9300XXUGMK6_I9300QXEGML2_SER.zip
Sweden (TRE): I9300XXUGMK6_I9300HTSGML1_HTS.zip
Czech Republic (O2C): I9300XXUGMK6_I9300O2CGML1_O2C.zip
Germany (O2): I9300XXUGMK6_I9300VIAGML1_VIA.zip
Norway (Telenor): I9300XXUGMK6_I9300TENGML1_TEN.zip
Ukraine (La Fleur): I9300XXUGMK6_I9300QXEGML2_RTL.zip
Uzbekistan (La Fleur): I9300XXUGMK6_I9300QXEGML2_CAC.zip
Italy (H3G): I9300XXUGMK6_I9300HUIGML1_HUI.zip
Serbia (Telekom): I9300XXUGMK6_I9300OXXGML1_TSR.zip
Bosnia and Herzegovina: I9300XXUGMK6_I9300OXXGML1_ERO.zip
Croatia (Tele2): I9300XXUGMK6_I9300OXXGML1_TWO.zip
Germany (E-Plus): I9300XXUGMK6_I9300EPLGML1_EPL.zip
Bulgaria (La Fleur): I9300XXUGMK6_I9300QBLGML1_GBL.zip
Luxembourg (La Fleur): I9300XXUGMK6_I9300QUXGML1_LUX.zip
Bulgaria (VVT, La Fleur): I9300XXUGMK6_I9300QXFGML1_VVT.zip
France (Bouygues): I9300XXUGMK6_I9300BOGGML1_BOG.zip
Slovenia (Mobitel): I9300XXUGMK6_I9300MOTGML1_MOT.zip
Hungary (Telenor): I9300XXUGMK6_I9300PANGML1_PAN.zip
Switzerland (Swisscom): I9300XXUGMK6_I9300VFGGML1_SWC.zip
South East Europe: I9300XXUGMK6_I9300OXXGML1_SEE.zip
Portugal (TPH): I9300XXUGMK6_I9300OXXGML1_TPH.zip
Czech Republic: I9300XXUGMK6_I9300OXXGML1_XEZ.zip
Open Austria: I9300XXUGMK6_I9300ATOGMK1_ATO.zip
Nordic Countries: I9300XXUGMK6_I9300NEEGMK2_NEE.zip
Romania (Cosmote): I9300XXUGMK6_I9300COAGML1_COA.zip
France (SFR): I9300XXUGMK6_I9300VFGGMK4_SFR.zip
Netherlands (Vodafone): I9300XXUGMK6_I9300VFGGMK4_VDF.zip
Portugal (Vodafone): I9300XXUGMK6_I9300VFGGMK4_TCL.zip
Italy (Vodafone): I9300XXUGMK6_I9300VFGGMK4_OMN.zip
Czech Republic (Vodafone): I9300XXUGMK6_I9300VFGGMK4_VDC.zip
Ireland (Vodafone): I9300XXUGMK6_I9300VFGGMK4_VDI.zip
Croatia (VIPNet): I9300XXUGMK6_I9300VFGGMK4_VIP.zip
Austria (A1): I9300XXUGMK6_I9300VFGGMK4_MOB.zip
Greece (Vodafone): I9300XXUGMK6_I9300VFGGMK4_VGR.zip
Slovenia (Si.Mobil): I9300XXUGMK6_I9300VFGGMK4_SIM.zip
Romania (Vodafone): I9300XXUGMK6_I9300VFGGMK4_CNX.zip
United Kingdom: I9300XXUGMK6_I9300OXAGMK6_BTU.zip
United Kingdom (Vodafone): I9300XXUGMK6_I9300VFGGMK4_VOD.zip
[P.S: firmware for other countries will be update here when they will be available for download]
This tutorial is only for Galaxy S3, model number I9300. Don’t try this guide in any other Android device. Check your device’s model number in: Settings » About phone. Also, we are not responsible for any damage caused due to the instruction given in this page. Try this at your own risk. Although, it is very unlikely that your device will be damaged if you follow all the instructions as it is which are mentioned in procedure.
Backup Galaxy S3 I9300 Data & Settings:
Although installing official firmware automatically restore your previous phone data if your device in running on official firmware prior to flashing this firmware, however accident may happen. That’s why We always recommend you to backup your phone data and setting before following manual firmware installation guide, so that if you lost any data you can recover it easily.
SMS & Call Log – Use SMS, MMS & Call Log Entries Backup & Restore App
Contacts & Settings – Use Android default backup options.
Images, Songs, Videos, Files – Copy to Internal/External SD card.
APN and MMS Settings – Note down from the path “Applications > Settings > Wireless and Network > Mobile Networks > Access Point Names”
WhatsApp Messenger – Manually Backup WhatsApp Messenger Data.
Note: You can always backup your device data using Kies but we recommend you to backup data manually, so that if situation demand then you can easily transfer your data to any other manufacturer Android powered device such as HTC One or Xperia Z. If you have custom recovery installed such as TWRP Recovery or CWM Recovery then use its backup feature which is better than any other backup we mentioned already as this backup create an image of whole system.
Download Samsung Galaxy S3 I9300 USB Drivers
You need to connect your Galaxy S3 I9300 to computer so that Odin can access it. However, it won’t be possible until you have proper driver installed. Technically, after you connect your device to Windows PC for first time, it will download and install the required driver but if it don’t then download it from below link.
Few More Important Tips!
- Make sure your device have at least 60% battery power, otherwise your device may see a hard brick if device turn off during installation. [How to Check Battery Percentage in Android Device]
- Backup your EFS Folder to save IMEI number and other important data. [Guide]
- Make sure USB Debugging is enabled otherwise you won’t able to transfer file between PC and mobile. [Guide]
- This installation guide use ODIN utility which work only in Windows OS. If you use Linux OS (such as Ubuntu) or Mac OS then use CrossOver Utility to run ODIN in your OS.
If you follow everything that we mentioned above, you are ready to move into next page of this guide where we summed up detail instruction on how to flash Jelly Bean XXUGMK6 Android 4.3 official firmware update for Galaxy S3 I9300.
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