Flash firmware on Asus Zenfone 7
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How to flash Asus Zenfone 7?
Why reinstall the firmware?
Errors start to appear in the operating system.
Some applications do not open, reinstalling which does not lead to a positive result.
Some applications from the Play Market do not start.
The phone restarts or shuts down randomly.
The phone is slow.
The OS does not match the system requirements of the smartphone.
Where can I find the firmware?
On the website of your 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. It must have enough memory to fit the firmware.
Find information about your smartphone model.
Fully charge your device.
Find and download the archive with Firmware. And place it on the SD card.
Installing TWRP Recovery
Download and install the Official TWRP App from the Play Market.
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.
On the next screen, you need to select the 'TWRP FLASH' item 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, press 'OK'.
After the burn process is complete, the message 'Flash Completed Succsessfuly!' appears. Click 'OK'. The TWRP installation procedure can be considered 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 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. Click 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. Press the OK button.
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.
The completion of the firmware installation procedure is indicated by the inscription 'Successful'.
Summary: Operating System: Android 10 (Q); CPU: 1 x 2.84GHz Kryo 585 3 x 2.42GHz Kryo 585 4 x 1.8GHz Kryo 585; Chipset: Qualcomm Snapdragon 865; Architecture: 64-bit; GPU: Adreno 650; RAM: 8 GB; Screen Size: 6.4 inches (16.26 cm); Resolution: 1080 x 2400 pixels; Type: IPS LCD; Pixel Density: 411ppi; Internal Storage: 128 GB; Card Slot: Yes, Up to 256 GB; Number of Cameras: Dual; Resolution: 64 MP (Digital Zoom) PDAF camera 13 MP , Wide Angle (field-of-view), Ultra-Wide Angle (field-of-view) PDAF camera; Flash: LED Flash; Features: Digital Zoom, Auto Flash, Face detection, Touch to focus; Number of Cameras: Single; Resolution: 20 MP camera; 3.5 mm Jack: Yes; Loudspeaker: Yes; SIM 1 Bands: 4G Bands: T ...
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