Discover the simplest way to upgrade your At&t Galaxy S7 or Galaxy S7 Edge to the official Android 7.0 Nougat version.
Samsung released the Nougat update for the Galaxy S7 and S7 Edge last month, albeit later than expected. Following its initial rollout, Samsung continued to expand the update to various regions. Both At&t and Verizon carriers promptly followed suit, providing updates via OTAs to their users. If you own an At&t Galaxy S7 or S7 Edge, you are among the fortunate recipients who can manually update to Android 7.0 Nougat now. This manual update is particularly beneficial for users who have not received the latest update through the usual device software update menu.
The update is provided in the form of several OTA files. If your phone is running an older Android version, you will need to install multiple OTA files sequentially to upgrade to the latest stable Android Nougat build. The process is straightforward, but it’s crucial to meticulously follow the instructions to prevent any installation mishaps. Each update must be installed in the specified sequence.
Preparatory Steps
- This update is specifically designed for the Galaxy S7 models SM-G930A and Galaxy S7 Edge models SM-G935A. It is crucial not to attempt this on any other device.
- Ensure to back up all data, including text messages, contacts, call logs, and media files.
- Your device should currently be operating on the official PK1 firmware version. Verify that the download menu does not display “custom.” The following instructions will outline the process of flashing the PK1 firmware on your device prior to installing the latest OTA update.
- Activate OEM Unlocking on your At&t Galaxy S7/S7 Edge
- Enable USB debugging mode on your phone.
- Disable reactivation lock in settings by navigating to Lock screen and security > Find my mobile.
Essential Downloads & Installations
- Retrieve G935AUCS4APK1 firmware files for the Samsung Galaxy S7 Edge | Obtain G930AUSC4APK1 firmware files for the Samsung Galaxy S7
- Download and set up Samsung USB Drivers on your computer.
- Download and unzip Odin3 v3.12.3
The downloaded firmware files should be in the following format:
For the Samsung Galaxy S7 Edge model SM-G935A
- AP_G935AUCS4APK1_CL9439621_QB11452742_REV02_user_low_ship_MULTI_CERT.tar.md5.zip
- BL_G935AUCS4APK1_CL9439621_QB11452742_REV02_user_low_ship_MULTI_CERT.tar.md5.zip
- CP_G935AUCS4APK1_CL9439621_QB11452742_REV02_user_low_ship_MULTI_CERT.tar.md5.zip
- CSC_ATT_G935AATT4APK1_CL9439621_QB11452742_REV02_user_low_ship_MULTI_CERT.tar.md5.zip
For the Samsung Galaxy S7 model SM-G930A
- AP_G930AUCS4APK1_CL9439621_QB11474872_REV02_user_low_ship_MULTI_CERT.tar.rar
- CP_G930AUCS4APK1_CL9439621_QB11474872_REV02_user_low_ship_MULTI_CERT.tar.rar
- BL_G930AUCS4APK1_CL9439621_QB11474872_REV02_user_low_ship_MULTI_CERT.tar
- CSC_ATT_G930AATT4APK1_CL9439621_QB11474872_REV02_user_low_ship_MULTI_CERT.tar.rar
Now, extract each file separately based on your device to acquire the .tar.md5 or .tar files.
Deployment Procedure
- Ensure that you have carefully reviewed the instructions provided above, and you are now ready to proceed.
- Perform a thorough device wipe to achieve a clean installation. You can enter recovery mode and execute a factory data reset.
- Launch Odin3.exe.
- Enter download mode on your Galaxy S7 or S7 Edge by pressing Volume Down + Home Button + Power simultaneously until you see a warning, then press Volume Up. If this method doesn’t work, try an alternative from the guide.
- Link your device to your PC.
- Once Odin recognizes your phone, the ID:COM box should display in blue.
- Now, in Odin, choose the files individually as depicted in the image.
- Select BL tab and select the BL file in it.
- Select AP tab and select the PDA or AP file in it.
- Select CP tab and select the CP file in it.
- Select CSC tab and select CSC file in it.
- Ensure that the options chosen in your Odin match those displayed in the picture.
- Click “Start” and wait for the firmware flashing to finish. The flashing process box will turn green when the flashing is successful.
- After the flashing process is successfully completed, disconnect your device and manually reboot it.
- Now, proceed by following the steps below to successfully flash the latest Nougat update.
AT&T Phone Upgrade: Android Nougat for Galaxy S7/S7 Edge – Guide to Install
- For Galaxy S7, download the v7SS-G930AUCS4APK1-to-U4BQA4-UP.zip file.
- For Galaxy S7 Edge, download the SS-G935AUCS4APK1-to-U4BQA6.zip file
- Change the name of the downloaded file to simply “update.zip.”
- Access the external SD card on your phone or computer.
- In the root directory of the external SD card, establish a new folder named “fota.”
- Paste the update.zip file obtained earlier into this “fota” folder.
- Power off your phone at this moment.
- Enter download mode on your device by pressing the Volume Down + Power + Home Key combination. When a warning message appears, press Volume Up to proceed.
- While in download mode, verify that the bootloader status displays as “Official” and not custom.
- Next, enter recovery mode. Power off your phone once more. Then, power it on while pressing and holding the Volume Up + Power + Home button combination. Release the keys as the phone boots up.
- Upon accessing the recovery menu, use the Volume Up/Down keys to navigate and the power key to select “apply update.zip from sd card.”
- In the “apply update.zip from sd card” menu, choose the update.zip file saved in the “fota folder” and press the power key to confirm.
- Select the “Yes” option by pressing the power key, initiating the swift flashing of the Nougat OTA on your AT&T Galaxy S7.
- That concludes the process.
I trust that this guide was successful for all of you.
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