Flash firmware on Samsung Galaxy Tab Active2
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How to flash Samsung Galaxy Tab Active2?
Why reinstall the firmware?
Errors begin to appear in the Android OS.
Some applications will not open.
Many programs from the Play Market do not work.
The phone restarts or shuts down randomly.
The phone started to work slowly.
You are not satisfied with the functionality of the stock firmware.
Where can I find the firmware?
On the official website of the manufacturer.
On sites where developers post custom or official OS.
What should be done before installing the firmware?
Create a backup copy of user data, contacts and photos and transfer it to your computer.
Insert SD card. An SD card is needed to write firmware to it.
Remember your smartphone model.
Charge your phone fully. If the battery runs out during boot, the device will no longer turn on. It will be difficult to restore it.
Download archive with Firmware. Place it on the SD card.
Installing TWRP Recovery
Install the Official TWRP App from the Play Store on your phone.
When you start the application for the first time, you must agree to install the firmware, as well as agree to grant the application Superuser rights and click the 'OK' button.
In the next screen, select the item 'TWRP FLASH' and provide the application with root-rights.
On the main screen of the application, the 'Select Device' drop-down list is available, in which you need to find and select the device model for installing the recovery.
After selecting the phone, the program will redirect the user to a web page to download the corresponding image file of the modified recovery environment. Download the proposed *.img file.
After downloading the image file, return to the main screen of the Official TWRP App and press the 'Select a file to flash' button. Select the file downloaded in the previous step.
Press the 'FLASH TO RECOVERY' button and confirm your choice.
When the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure is now complete.
Write the firmware to the SD card. Using a PC or laptop card reader.
Insert a memory card into your phone.
To reboot in recovery, it is convenient to use a special item in the Official TWRP App menu, accessible by pressing the button with three stripes in the upper left corner of the main screen of the application. We open the menu, select the 'Reboot' item, and then tap on the 'REBOOT RECOVERY' button. The phone will reboot into the recovery environment automatically.
Firmware via TWRP
Before flashing, you need to delete all user data from the phone, this will avoid many problems. press 'WIPE' on the home screen.
Everything is ready to start flashing. Press the 'Install' button.
The file selection screen is displayed. At the very top is the 'Storage' button, which allows you to switch between types of memory.
Select the location where the files were copied. Press the 'OK' button.
Select the firmware file and click on it. A screen opens with a warning about possible negative consequences, you need to check the item 'Zip signature verification', which will avoid using corrupted files when writing to the phone's memory sections.
The procedure for flashing the phone will begin, accompanied by the appearance of inscriptions in the log field and the movement of the progress bar.
The completion of the installation procedure is indicated by the inscription 'Successful'.
Summary: OS: Android 7.1 Nougat; Processor: Samsung Exynos 7870; Processor clock: 1.60 GHz; Number of cores: 8; GPU: ARM Mali-T830 MP1 @700 MHz; RAM: 3 GB; Internal memory: 16 GB; Memory cards: yes; microSD, microSDHC, microSDXC (up to 256 GB); Display: Color / TFT; 16M colors; 800 x 1280 px (8.00") 189 ppi; Display protection: yes; Photo matrix: 8 Mpx; Flash: yes LED; Video formats: H.263, H.264, MPEG4 - 30 fps; Additional: AF; Photo matrix: 5 Mpx; Flash: yes; Additional: FF; A-GPS: yes; GPS module: yes; Bluetooth: yes v4.2; EDGE: yes; GPRS: yes; GLONASS: yes; IrDA: yes; NFC: yes; USB: yes v2.0; Type-C; WAP: yes v2.0; WiFi: yes v802.11 a/b/g/n/ac; WiFi frequencies: 2.4 i 5 GHz; Hotspot WiFi: yes; A ...
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