How to Flash Official Firmware for Samsung Galaxy S4 by Odin

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This guide will be about how to flash official firmware for Any Samsung galaxy S4 or any Samsung galaxy device.
By this guide you can upgrade or downgrade the galaxy device to any firmwares by using Odin

Requirements :
1- Official firmware for the model number of your device
2- Odin3
3- Samsung Kies or Samsung mobile driver
4- USB cable
5- Charged galaxy device
6- Windows PC

Before starting :
1- Backup your important data first just in case of this process corrupt your data. [important in downgrading]
2- Download and install Samsung mobile driver (Skip this if you already have Samsung Kies)  (Link below)
3- Download a firmware file SamMobile or Samsung-updates then unzip it only one time
4- Download Odin3 then unzip it (Link below)
5- Disable the antivirus software
6- Close Samsung Kies and disconnect any device connected to USB ports on your computer

Flashing instructions :
1- Run "Odin3" as administrator
2- Click on PDA button and navigate to the *.tar or *.tar.md5 file that you extracted (this is for firmware which contains only one file *.tar or *.tar.md5)
root
android
 - If the Zip file contains more than one *.tar file then they will be labeled with PDA, Phone and CSC. Put them in the corresponding section of Odin
3 - Shut down your device and make sure your device is completely off
4 - Put your device into download mode by pressing and holding (Volume Down + Home + Power) buttons
5 - Press Volume up to continue
6 - Connect the device to your computer by USB cable and wait until you get a sign in Odin (ID:COM section) and "Added" in message box.
7 - Make sure re-partition is NOT SELECTED [Very important]
  8- Click Start and wait a few minutes until you see "PASS!".
Done!
Notes :
~ Do not disconnect the cable or turn off the device while flashing
~ I am not responsible if something wrong happened to your device (use this AT YOUR OWN RISK)
~ Install Samsung Mobile Driver or Samsung Kies if you don't see a sign in Odin (Step 6)
~ Close or End process Samsung Kies If you see in message box this error :
SetupConnection..
Can't open the serial(COM) port.
All threads completed. (succeed 0 / failed 1) 
~ This process takes maximum 10 minutes
~ Flashing unofficial firmware will increase the flash counter
~ Flashing official firmware won't increase the flash counter and won't cancel the warranty of your device
~ If your device stuck in boot loop after downgrading, factory reset your device from recovery mode (Vol up+Home+Power)

Downloads :
Odin3_v3.04 HERE, v3.07 HERE, v3.09 HERE
Samsung Mobile Driver HERE
Latest Samsung Kies HERE

How to Backup & Restore EFS [IMEI] for All Samsung Galaxy S4 Variant

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IMEI is a unique identification number programmed onto your device and you can check the unique IMEI of your device by dialing *#06# or written on sticker under the battery. It is required in order to be correctly identified on a mobile network.
Without IMEI, you cannot make calls, send SMS or use mobile data.

EFS is a partition on the internal memory of your device which contain important data including the IMEI.
If the data in this partition gets corrupt, you will lose your IMEI

Requirements :
1. Samsung galaxy S4 device
2. "Android Terminal Emulator" app (Link below)

Before starting :
1. Root your device
2. Download and install "Android Terminal Emulator" app

EFS Backing up Steps :
1. Open "Android Terminal Emulator" and type
Su
Then enter
It will ask for root permission
2.A. For galaxy S4 GT-I9500 Type :
dd if=/dev/block/mmcblk0p3 of=/sdcard/efs.img
Then enter
B.  For galaxy S4 all LTE and US variant Type :
dd if=/dev/block/mmcblk0p10 of=/sdcard/efs.img
dd if=/dev/block/mmcblk0p11 of=/sdcard/mod1.bin
dd if=/dev/block/mmcblk0p12 of=/sdcard/mod2.bin
Then enter
C.  For galaxy S3 all LTE and US variant Type :
dd if=/dev/block/mmcblk0p11 of=/sdcard/efs.img
dd if=/dev/block/mmcblk0p12 of=/sdcard/mod1.bin
dd if=/dev/block/mmcblk0p13 of=/sdcard/mod2.bin
Then enter
3. Backup the created files on your phone's internal storage to your PC or the cloud.

EFS Restoring Steps :
1. Send the files (Step 3) to the internal storage of your device
2. Open "Android Terminal Emulator" and type :
Su
Then enter
It will ask for root permission
3.A. For galaxy S4 GT-I9500 Type :
dd if=/sdcard/efs.img of=/dev/block/mmcblk0p3
Then enter
B. For galaxy S4 all LTE and US variant Type :
dd if=/sdcard/efs.img of=/dev/block/mmcblk0p10
dd if=/sdcard/mod1.bin of=/dev/block/mmcblk0p11
dd if=/sdcard/mod2.bin of=/dev/block/mmcblk0p12 
Then enter
C. For galaxy S3 all LTE and US variant Type :
dd if=/sdcard/efs.img of=/dev/block/mmcblk0p11
dd if=/sdcard/mod1.bin of=/dev/block/mmcblk0p12
dd if=/sdcard/mod2.bin of=/dev/block/mmcblk0p13 
Then enter
4. Restart your device
Done !
Notes :
~ It won't delete your data
~ Make sure you choose the correct cmd in restoring process
~ This method will work only on ROOTED devices
~ Backing up EFS partition is highly recommended for users who use the custom Roms
~ Use it at your own risk
~ This method won't repair your device if you don't have a backup of the EFS partition, but you can to try this How to Fix "Not Registered on Network"/Wrong IMEI for Galaxy S3/S4/Note2
~ Every device has unique partition, so you can't use this if you have backup file from another device

Downloads :
Android Terminal Emulator App HERE 

How to Flash Custom Recovery for Samsung Galaxy S4 Models

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This is a tutorial about flashing/installing a stock/custom recovery on Samsung galaxy S4 (its exactly the same steps for other galaxy devices, you just need the correct recovery file for your galaxy model)

Custom recovery will allow you to perform some powerful actions, like full backup / restore, flash custom ROMS, Mods, themes, apps, install updates to Android operating system manually and many other features.

Flashing/installation instructions :
 It won't wipe any data but it's recommended to backup your important data first just in case of this process corrupt your data 
1- Download the correct recovery file for your device (Link below) or any recovery you prefer
2- Download and install Samsung mobile driver (Link below)
3- Unzip the downloaded file only one time
4- Run "Odin3" as administrator
5- Click on PDA button and browse to the unzipped file.tar that you extracted
Recovery android jelly bean
Flash custom Recovery
6 - Disconnect any device connected to USB ports on your computer, disable your antivirus software and exit Samsung Kies
7 - Shut down your device
8 - Put your device into Download Mode (Volume Down + Home + Power)
9 - Volume up to continue
download mode jailbreak s3
10 - Connect the device to your computer by USB cable and wait until you get a sign in Odin (ID:COM section) and "Added" in message box
11 - Make sure re-partition is NOT SELECTED [Very important]
jailbreak the galaxy samsung galaxy s3
12 - Click Start and wait a few seconds.
- Disconnect your device and check the custom recovery
download mode jailbreak s3
Done !
Notes :
  • I am not responsible if something happened to your device (use this AT YOUR OWN RISK)
  • Skip step 2 if you already have Samsung Kies or Samsung mobile driver on your PC
  • This stuff is made for Samsung galaxy S4 devices (AT&T, Cricket, GT-I9500, Canada/Bell, Sprint, T-Mobile, US Cellular, Verizon and GT-I9505)
  • Some devices have a locked bootloader, unlock it first before flashing the recovery file
  • I just converted "*.img" files from clockworkmod website to "*.tar" file which you can flash by Odin3
  • (You can convert it by following this easy TUT : How to Convert *.img to *.tar.md5 )
  • Official CMW website www.clockworkmod.com
  • Download and Install Kies or Samsung mobile driver, if you didn't get a sign in ID:COM or "Added" in message box
Downloads :
Touch CWM

How to Root Samsung Galaxy S4 [CF-Auto-Root]

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Root Samsung galaxy S4
CF Auto Root is one of the easiest rooting methods for many Samsung galaxy S4 models 
International, US Cellular, T-Mobile, Sprint, Canadian and LTE (GT-I9500, GT-I9505, SGH-I337M, SGH-M919, SCH-R970, SPH-L720, and many versions of Samsung devices)
By using this method, you can root your galaxy S4 which is running on Android 4.2.2 or 4.3 jelly bean

Rooting instructions :
Backup your data first
1- Visit autoroot.chainfire and Download "CF-Auto-Root" file (Make sure that you have been chosen the correct file for your device model)
Root galaxy S4 cf-auto-root

Root galaxy S4 cf-auto-root
2 - Unzip the downloaded file ONLY one time
3 - Run Odin as administrator
4 - Click on PDA button and browse to "CF-Auto-Root-....tar.md5" file that you extracted
Odin
5 - Disconnect any device connected to USB ports on your computer and disable your antivirus software
6 - Shut down your device
7 - Put your device into Download Mode (Volume Down + Home + Power)
8 - Volume up to continue
Samsung galaxy S4 Download Mode
9 - Connect the device to your computer by USB cable and wait until you get a sign in Odin (ID:COM section) and "Added" in message.
(If you don't get any sign, then you need to download and install Samsung Kies or Samsung mobile driver)
10 - Make sure re-partition is NOT TICKED [Very important] (Only if you use another ver of Odin)
11 - Click "Start" and wait a few seconds.
Done !
Notes :
~ Check this if you face problem after rooting How to Fix Android 4.3 Jelly Bean Rooting Problem for Galaxy S3/S4/Note 2/3
~ Do not disconnect the cable or turn off the device until rooting is complete
~ I am not responsible if something bad happened to your device (USE AT YOUR OWN RISK)
~ This stuff is made for many version of Samsung galaxy devices
Visit this link http://autoroot.chainfire.eu/  for check if your device is listed or not .
~ The warranty of your device will be canceled because the flash counter will be increased
~ Download and Install Kies or Samsung mobile driver, if you didn't get a sign in ID:COM or "Added" in message box
~ This method of rooting will install SuperSU binary, APK and Stock recovery ONLY
~ CF-Auto-Root does not include CWM recovery
~ If SuperSU wasn't installed after rooting process, Install it from Google Play™
~ Credits goes to "Chainfire" (CF-Auto-Root developer)
~ Rooting will not wipe your data, but its better to backup first
~ XDA "CF-Auto-Root" official thread http://goo.gl/6CrPu

Downloads :
CF-Auto-Root website autoroot.chainfire
Latest Samsung Mobile Driver HERE
Latest Samsung Kies HERE