Errors in the operation of the Android OS begin to appear.
Some applications do not open, reinstalling which does not lead to a positive result.
Many applications from the Play Market do not start.
The phone restarts or shuts down randomly.
The phone slows down a lot during operation.
You want to update your firmware.
Where can I find the firmware?
On the official website of the phone manufacturer.
On Internet resources where users 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 an SD card into the gadget. It must have enough memory for the firmware.
Remember your smartphone model.
Fully charge your phone battery.
Download archive with Firmware.
Installing TWRP Recovery
Install the Official TWRP App from the Play Store on your phone.
At the first start, you need to give consent to future manipulations, as well as consent to granting the Superuser rights to the application. Check the checkboxes and press the 'OK' button.
On the next screen, select 'TWRP FLASH' and give the application root rights.
On the main screen of the application, select 'Select Device', and find your phone model.
After selecting a phone, the application will direct 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.
The recording process is very fast, and upon completion, the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure can be considered complete.
Copy the necessary files to the SD memory 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, it is recommended to clear the 'Cache' and 'Data' sections. This will delete all user data from the device, but avoid a wide range of software errors and other problems. You must press 'WIPE' on the main screen.
Now you can start flashing. Press the 'Install' button.
The file selection screen is displayed. 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.
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 writing files to the phone's memory will begin, accompanied by logging and filling in the progress bar.
The completion of the firmware installation procedure is indicated by the inscription 'Successful'.
Summary: Size: 74.0 mm x 140.7 mm x 5.0 mm; Weight: 138 g; Frame size: 0.27 mm; Usable surface: 73 %; Materials: Plastic, Stainless steel; Colors: Gold Silver; Diagonal: 5.3"; Screen Type: LCD IPS; Screen Resolution: 720 x 1280 px; Density: Medium Density, 277 Pixels per inch differentiable less than 40 cm away,; Others: Capacitive, Corning Gorilla Glass 3, Multi-touch; Operating System: Android 4.4; Model: MediaTek MT6732; CPU: Cortex A53 (ARMv8-A); Type: Quad-Core; Frequency: 1.5 GHz; GPU: Mali-T760; RAM: 1 GB; Antutu score: 21.033 (Antutu v6) Overall performance better than 39% of smartphones; Capacity: 16 GB (Capacity with the OS (depends on the brand and ROM version): 9-15 GB ...
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