Flash firmware on Teclast M40SE
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How to flash Teclast M40SE?
Why reinstall the firmware?
Errors constantly appear in the Android operating system.
Some installed applications stop opening.
Many programs from the Play Market do not work.
The phone restarts for no reason.
The phone slows down a lot during operation.
You are not satisfied with the functionality of the stock (official) firmware.
Where can I find the firmware?
On the official website of the phone manufacturer.
On sites where developers post custom or official OS.
What should be done before installing the firmware?
Back up your phone's user data.
Insert an SD card into the gadget. It must have enough memory for the firmware.
Determine your smartphone model.
Fully charge your phone. If the battery runs out during boot, the device will no longer turn on.
Download archive with Firmware. Place it on the SD card.
Installing TWRP Recovery
Download the Official TWRP App from the Play Market. And install it.
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, click on the 'Select Device' drop-down list, and select your phone model.
After selecting a device, the program redirects the user to a web page to download the corresponding image file of the modified recovery environment. Download the suggested *.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.
Click the 'FLASH TO RECOVERY' button and confirm your choice, click 'OK' in the question window.
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.
Write the firmware to the SD card. Using a PC or laptop card reader.
Insert a memory card into the 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. Open the menu and select the 'Reboot' item, and then click on the 'REBOOT RECOVERY' button.
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 appears. At the very top is the 'Storage' button, select the location where the firmware file is located.
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, as well as the item 'Zip signature verification'. This item should be checked by placing a cross in the check-box, which will avoid using damaged 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.
After completing the installation procedure, a 'Successful' message appears on the screen.
Summary: OS: Android 10; Processor: Unisoc T610; Processor clock: 1.80 GHz; Number of cores: 8; GPU: ARM Mali G52 MP2; RAM: 4 GB; Internal memory: 128 GB; Memory cards: yes; microSD, microSDHC, microSDXC (up to 128 GB); Display: Color / IPS TFT; 16M colors, 60 Hz; 1200 x 1920 px (10.10") 224 ppi; 77.2% screen-to-body ratio; Display protection: yes; Type: Standard; Photo matrix: 5 Mpx; Flash: yes; Video formats: H.263, H.264, MPEG4; Additional: AF; Type: Portrait; Photo matrix: 2 Mpx; Flash: yes; Additional: FF; A-GPS: yes; GPS module: yes; Bluetooth: yes v5.0; EDGE: yes; GPRS: yes; Galileo: yes; GLONASS: yes; Beidou: yes; IrDA: yes; NFC: yes; USB: yes v2.0; Type-C; WAP: yes v2.0; WiFi: yes v802.11 a ...
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