This Tutorial is about flashing firmware on your Samsung Galaxy S2 GT i9100. I posted a step by and easy tutorials , please read complete guide once and then apply , if you skip any step then you will brick your phone.
Disclaimer: Follow this Guide on your risk and if your device gets damaged or bricked during the process, AndroidFlip.com is not responsible. Please read all warnings and notes and follow steps carefully
(I) Know about everything
There are some things that you may know before flashing firmware on your phone , little bit huge so we separated it here – FAQ about firmware flashing on Samsung androids
(II) Preparing Your phone
1. Go to settings>>applications>>development and enable usb debugging
2. Follow this guide – Preparing your Android phone before upgrading / installing firmware
If you have rooted phone or using any custom ROM Then you will have to clear cache and wipe data which can done by booting your phone in recovery mode and select Wipe data/factory reset and also select wipe cache partition
(III) Download required things
- Download ODIN3 V1.83 – it is a tool that is used to flash firmware on your phone
- Drivers – Download and install drivers that are required to detect your phone by pc
- Download Firmware for your phone
- Download .PIT File
- An Archive (.zip / .rar) file extractor, usually all pc owners have this tool . In case you don’t have any use 7zip archive extractor
(IV) Instructions to Install Firmware
- First extract SAMSUNG_USB.rar and install drivers on pc
- Extract Firmware files on safe place, you will get some .tar file so please don’t extract .tar files [Password= samfirmware.com]
- Run Odin3 v1.83.exe by right click and select run as admin
- After extracting Firmware
=>(A) If you got three or more files then Select Re-Partition , Auto Reboot and F.Reset Time
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Side Note – .PIT refers to the partition information table you only need it if you screw up your partition table or if the firmware specifically requires it because of a change in the partition table layout. It’s very likely you may never have to use this. — via xda forumSo if you are sure your partition tables are untouched then untick repartition
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=>(B) If you got only single file then select Auto Reboot and F.Reset Time
- Now its time to Select .tar files from firmware folder,
=>(A) If you got three or more files then
Click on PIT and Select .pit file
Click on PDA and Select .tar file with CODE / PDA in the name
Click on PHONE and Select .tar file with MODEM in the name
Click on CSC and Select .tar file csc / csc-multi in the name
(See Image below carefully to understand which files to select)
=>(B) If you got only single files , then
Click on PDA and select single .tar file
- Switch off your phone
- Now boot it in download mode , to do that press & hold volume down and middle key and while holding both press power on key
if your phone is unable to boot in download mode don’t proceed to next step ,please try again until it boot in download mode
- When entered in download mode connect your phone to pc with the help of usb cable
- You will see ID:COM section turn yellow and in message boxes “ADDED” appears, that means your phone is ready to start flashing process
- Now Click on “START” Button
- Do not disconnect the cable or turn off the device, it will reboot when it finishes.
Congratulations you have successfully installed firmware on your Samsung Galaxy S 2, Now last step left is clearing cache data.
- boot your phone in recovery mode ,to do that press and hold VOLUME UP and MIDDLE KEY ,while holding both press POWER ON
- you will see your phone booted in recovery mode , in recovery mode touch screen will not work so use volume UP and Down navigate through options and MIDDLE KEY to confirm
- choose “wipe cache partition” from menu
- it will clear the cache data
- now select reboot system now
if you faced any problem , feel free to ask it via leaving comments below
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