Flash firmware on Asus ZenFone 3 Deluxe ZS550KL
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How to flash Asus ZenFone 3 Deluxe ZS550KL?
Why reinstall the firmware?
Errors in the Android OS start to appear regularly.
Some applications will not open.
Some applications from the Play Market do not start.
The phone restarts for no reason.
The phone began to work slowly.
You want to update the firmware, as it does not suit you in terms of functionality.
Where can I find the firmware?
On the official website of the manufacturer.
On certain sites where developers post custom or official OS.
What should be done before installing the firmware?
Back up your phone's user data.
Insert SD card. An SD card is needed to write firmware to it.
Find information about 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.
Find and download the archive with Firmware. And place it on the SD card.
Installing TWRP Recovery
Download the Official TWRP App from the Play Market. And install it.
When you start the application for the first time, you must agree to install a new firmware and all the risks associated with this, as well as agree to grant the application Superuser rights and click 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 'Select Device', and find 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.
Click the 'FLASH TO RECOVERY' button and confirm your choice, click 'OK' in the question window.
When the message 'Flash Completed Succsessfuly!' appears on the screen. Click the 'OK' button. 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 the phone.
To reboot into recovery, you need to enter the menu accessible by pressing the button with three stripes in the upper left corner of the main screen of the application. 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 many problems. press 'WIPE' on the home screen.
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.
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 flashing the phone will begin, accompanied by the appearance of inscriptions in the log field and the movement of the progress bar.
When the procedure for installing the firmware is completed, the message 'Successful' appears on the screen.
Summary: Chip: Qualcomm Snapdragon 625 MSM8953; Process technology: 14 nm; CPU: ARM Cortex-A53; CPU bits: 64 bit; Instruction set: ARMv8; CPU cores: 8; CPU frequency: 2000 MHz; GPU: Qualcomm Adreno 506; RAM capacity: 4 GB; RAM type: LPDDR3; RAM channels: Single channel; RAM frequency: 933 MHz; Operating system (OS): Android 6.0.1 Marshmallow; User interface (UI): ZenUI 3.0; SIM card type: Nano-SIM (4FF - fourth form factor, since 2012, 12.30 x 8.80 x 0.67 mm)Micro-SIM / microSD; Number of SIM cards: 2, SIM1 - 2G; 3G; 4GSIM2 - 2G; 3G; 4G; Type/technology: IPS; Diagonal size: 5.5 in; Width: 2.7 in; Height: 4.79 in; Aspect ratio: 1.77816: 9; Resolution: 1080 x 1920 pixels; Pixel de ...
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