Vivo X21 PD1728F_EX_A_6.8.5 Firmware update

Download & Install Vivo X21 PD1728F_EX_A_6.8.5 Firmware update. If you own Vivo X21 Smartphone then you can update it to the latest OS using the Below Instructions.

The Vivo X21 PD1728F_EX_A_6.8.5 Firmware update will Integrate Security patches Released on Sep 2019.

Vivo X21 Key Spec

The Vivo X21 is powered by Qualcomm Snapdragon 660 processor. This is an octa-core processor, which has four cores (Kryo 260) running at 2.2GHz and the other four notchings up a speed of 1.8GHz. RAM: The Vivo X21 is available only in one RAM variant. It comes with 6GB RAM

Note-

• Flashing the ROM Will Erase all Your Personal Data including Storage. So we advise You to First take a Complete backup of your Phone.
• Please Do carefully, We are Not Responsible for any Damage to Your Device.
• Must backup NVRAM using this Guide before Doing anything.
• Ensure that Your Device at-least 50% Charge During Flashing Process to Prevent accidental Shut Down.

Firmware Information:

Device Name: Vivo X21
Type: OTA
Size: up to 2GB
SoC: QCOM SD 660
Os: Android
Password: Null
Root access: Not
Gapps: Included
Product Version: PD1728F_EX_A_6.8.5

Changelog:

• Security update
• Optimized the photo effect in some scenes

How to Flash Vivo X21 Stock Rom Firmware Flash File

Warmly Tips:

Limited by Android 8 and higher version, the phones with Android 8 and higher versions cannot flash the lower version(You can check the current version of your phone in Settings>System update).

This process will clear data on your phone, like contacts, messages. Please back up your important data before doing it. Moreover, make sure the battery capacity is sufficient(over 30%).

For the Fullview Display phones:

1. Perform Wipe data on your phone:
2. Power off your phone, then press and hold the Power button and Volume up button simultaneously until the Vivo logo appears to enter Fastboot mode. Select the Recovery mode by pressing the Volume down button and enter it by pressing the Power button;
3. Touch Wipe data>Wipe data>enter the lock screen password. Then select the Reboot system to reboot your phone.
4. Download the corresponding firmware for your phone;
5. Move it to the root directory of your phone storage or SD card without decompressing;

Note: The root directory is basically the first thing you see when you open a file explorer on your phone. In other words, do not put the file in a folder. The files which you can find in the Phone storage interface of File Manager locate the root directory.

1. Install the firmware:

If you can enter your phone, click the firmware in File Manager to install it.

If you cannot enter your phone, follow the above steps to enter Recovery Mode, then select Install update>Phone Storage or SD card>select the firmware>touch Next to install it.

For the phones with the 16:9 display screen:

1. Perform Wipe data on your phone:
2. Power off your phone, then press and hold the Power button and Volume up button simultaneously until Vivo logo appears to enter Recovery mode;
3. Touch Wipe data>Wipe data>Wipe data Then select the Reboot system to reboot your phone(For Funtouch OS 2.0 and lower version, select Recovery mode by pressing the Volume down button, enter it by pressing the Power button. Then select wipe data/factory reset>wipe data>wipe data, and then select reboot system now to reboot your phone).
4. Download the corresponding firmware for your phone;
5. Move it to the root directory of your phone storage or SD card without decompressing;

Note: The root directory is basically the first thing you see when you open a file explorer on your phone. In other words, do not put the file in a folder. The files which you can find in the Phone storage interface of File Manager locate the root directory.

Download :

• Firmware PD1728F_EX_A_6.8.5