Flash firmware on BLU Touchbook G7
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How to flash BLU Touchbook G7?
Why reinstall the firmware?
Errors constantly appear in the Android operating system.
Some applications will not open.
Many applications from the Play Market do not start.
The phone turns off for no apparent reason.
The phone is slow.
You are not satisfied with the functionality of the stock (official) firmware.
Where can I find the firmware?
On the official website of the manufacturer.
On Internet resources where users post custom or official OS.
What should be done before installing the firmware?
Back up your contacts and user data and transfer it to your computer.
Insert your SD card into your phone. It must have enough memory to fit the firmware.
Determine 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.
Installing TWRP Recovery
Download the Official TWRP App to your phone from the Play Market. And install this app.
When you start the application for the first time, you must consent to future manipulations, as well as consent to granting the application Superuser rights. Check the checkboxes and press 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, click on the 'Select Device' drop-down list, and select your phone model.
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. 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, press 'OK'.
After the burn process is complete, 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 SD 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, you need to clear the 'Cache' and 'Data' sections, press 'WIPE' on the main screen. This will delete all user data from the device, but avoid a wide range of software errors and other problems.
Now you can 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 you copied the files.
Find the file we need 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 device's memory will begin, accompanied by the appearance of inscriptions in the log field and the completion of the progress bar.
After completing the installation procedure, a 'Successful' message appears on the screen.
Summary: OS: Android (5.0); Dimensions: 7.76 x 4.21 x 0.35 inches (197.2 x 107 x 8.8 mm); Keys: Right: Volume control, Lock/Unlock key; Colors: Black, White, Gold; Physical size: 7.0 inches; Resolution: 600 x 1024 pixels; Pixel density: 170 ppi; Technology: IPS LCD; Screen-to-body ratio: 65.42 %; Touchscreen: Capacitive, Multi-touch; Features: Light sensor, Proximity sensor; Camera: 2 megapixels; Features: Geo tagging; Camcorder: Yes; Features: Video calling; Front-facing camera: 0.3 megapixels VGA; System chip: MediaTek MT8312; Processor: Dual-core, 1300 MHz, ARM Cortex-A7; Graphics processor: Mali-400; System memory: 512 MB RAM; Built-in storage: 4 GB; Storage expansion: micro ...
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