Flash firmware on Vivo iQOO Z3
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How to flash Vivo iQOO Z3?
Why reinstall the firmware?
Errors constantly appear in the Android OS.
Some applications stop opening.
Some applications from the Play Market do not start.
The phone shuts down and restarts for no apparent reason.
The phone is slow.
You are not satisfied with the possibilities of the stock firmware.
Where can I find the firmware?
On the official website of the manufacturer.
On sites 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 another medium.
Insert your SD card into your phone. It must have enough memory to fit the firmware.
Determine your smartphone model.
Fully charge your device's battery.
Find and download the archive with Firmware. And place it on the SD card.
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 'Select Device', and select your phone model.
After selecting the phone, the application will redirect the user to a web page to download the modified recovery environment image file. Download the proposed *.img file.
After downloading the image file, go 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.
After adding the image file to the program, click the 'FLASH TO RECOVERY' button and confirm your choice, click '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 firmware and other necessary files to the SD card.
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 'Reboot' 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.
You can start flashing. Click 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 the files were copied.
Find the file we need 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 device's memory will begin, accompanied by the appearance of inscriptions in the log field and the completion of the progress bar.
After the firmware installation procedure is completed, the 'Successful' message appears on the screen.
Summary: OS: Android 11; CPU: Kryo 475 Prime; CPU frequency: 2800.0 MHz (1-core); Chipset: Qualcomm SDM768 Snapdragon 768G; GPU: Adreno 620; RAM Memory: 6 GB; Display: LCD IPS Color (16M), 1080x2408 px (6.58") 401ppi; Touch screen: yes; Built-in memory: 128 GB; Memory card: microSDXC; Camera: 64.0 MPx; Flash: LED; Autofocus: yes; Diaphragm: f/1.8; Diaphragm: f/2.0; Optical zoom: no; Digital zoom: yes; Second camera: 16.0 Mpx; Bluetooth: 5.1; 5G yes; EDGE: yes; GPRS: yes; GPS: yes; A-GPS: yes; BeiDou: yes; Glonass: yes; LTE: LTE-FDD: 700, 850, 900, 1700/2100, 1800, 2100, LTE-TDD: 1900, 2000, 2300, 2500, 2600; GSM: 850 900 1800 1900; HSDPA: 800 850 900 1700 2100 HSPA; HSUPA speed: 5,76 Mb/s; HSDPA spe ...
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