Flash firmware on Samsung Galaxy S4 mini AT&T
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How to flash Samsung Galaxy S4 mini AT&T?
Why reinstall the firmware?
Errors in the operation of the Android OS begin to appear.
Some applications stop opening.
Some applications from the Play Market do not start.
The phone restarts or shuts down randomly.
The phone started to work slowly.
You want to update your firmware.
Where can I find the firmware?
On the official Internet resource of the phone manufacturer.
On certain 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 your SD card into your phone. An SD card is needed to write firmware to it.
Remember your smartphone model.
Charge your phone fully.
Find and download the archive with Firmware. And 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.
After moving to the next screen, select the 'TWRP FLASH' item and provide the application with root rights.
On the main screen of the application, select 'Select Device', and find your phone model.
After selecting the phone, the application will redirect the user to a web page to download the modified recovery environment image file. 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. Then we tell the program the path where the file loaded in the previous step is located.
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.
Transfer the necessary files to the SD card. Using a PC or laptop card reader.
Insert a memory card into your phone.
To reboot into recovery, you need 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 click 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 errors in the software, as well as other problems. Press 'WIPE' on the home screen.
Now you can start flashing. Press the 'Install' button.
The file selection screen appears. At the very top is the 'Storage' button, select the location where the firmware file is located.
Select the location where you copied the files. 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, this is accompanied by the appearance of inscriptions in the log field and the movement of the progress bar.
The completion of the firmware installation procedure is indicated by the inscription 'Successful'.
Summary: GSM frequencies: 850 900 1800 1900; Standard UMTS: 850 1900 2100; Standard LTE: no; Type: Touch; Dimensions (W x H x D): 124.60 x 61.30 x 8.94 mm; Weight: 107.00 g; Main display: Color / Super AMOLED16M colors540 x 960 px (4.27") 258 ppi; Display protection: no; Talk time (max.): 3G: 840 min. (14.0 h); Stand-by (max.): 3G: 420 h (17.5 days)4G: 340 h (14.2 days); Standard battery: Li-Ion 1900 mAh; Quick battery charging: no; Internal memory: 16 GB; RAM memory: 1.5 GB; Memory cards: yes, microSD, microSDHC, microSDXC (up to 64 GB); Operating system: Android 4.2.2 Jelly Bean; Processor: Qualcomm Snapdragon 400 8230AB; Processor clock: 1.70 GHz; Number of core ...
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