Vivo Y21A was finally launched in India which sports dual rear cameras, MediaTek Helio P22 SoC, and carries 18W fast charging support. The device runs on Android 11 with Funtouch OS 11.1 on top and features a 6.51-inch HD+ display.
In this guide, we have the latest firmware flash file for the Vivo Y21A (PD2139JF) powered by a Mediatek MT6762 Helio P22 processor. To install the firmware flash file, we need software called the SP Flash tool which can be helpful to flash the stock ROM on your device. The method is simple and easy. We have also added video and step-by-step tutorials to make things easier to flash the official flash file.
This process is helpful if you have bricked your device, lag, or shuttering performance, fix Bluetooth and WiFi issues, and unroot or bypass the FRP lock. So without further wasting our time, let’s understand what is stock firmware flash file is.
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Page Contents
Advantages of Stock ROM:
Here are the answers to why you need to download and save the Vivo Y21A Stock ROM flash file on your computer.
- If your device is dead, you can unbrick using the Stock ROM file
- You can fix or repair the IMEI on your device using DB files from Stock ROM
- Remove any malware or Adwares from Vivo Y21A
- You can fix the boot loop issue on Vivo Y21A
- Fix Unfortunately, the app has stopped errors on Vivo Y21A
- Fix Network related issue
- Patch Boot image to Root using Magisk
- You can unroot Vivo Y21A
- To Reset or Remove FRP on your device
- Restore Vivo Y21A back to Factory State
Firmware Details:
- Device Name: Vivo Y21A PD2139JF
- ROM Type: Stock ROM
- Gapps File: Included
- Tool Supported: SP Flash tool
- Processor: Mediatek MT6762 Helio P22
- Android Version: Android 11 with FuntouchOS 12
How to Install Vivo Y21A PD2139JF Flash File
You should download the firmware flash file before installing the Stock ROM on your Vivo Y21A. Then download and install the USB Drivers and flash tool on the PC. Once you’re done with these, you can proceed to the steps below. But let’s take a quick look at the Stock Firmware importance and firmware details below.
Pre-Requirements:
- Supported device: Vivo Y21A PD2139JF
- Make sure to charge your device more than 50%
- You need a PC or Laptop with a USB cable.
- Take a complete backup using any method given below
- Download Flash Tool: SP Flash tool
- Download Drivers: VCOM Drivers and Vivo USB Drivers
Download Flash Files
| Firmware Detail | Download Link |
| Flash File Name: PD2139JF_EX_A_11.0.3.9 File Size: 4 GB File Type: OTA Android Version: Android 11 |
Download | Mirror |
| Flash File Name: PD2139JF_EX_A_11.0.3.6 File Size: 4 GB File Type: OTA Android Version: Android 11 |
Download | Mirror |
| Flash File Name: PD2139JF_EX_A_11.0.3.2 File Size: 4 GB File Type: OTA Android Version: Android 11 |
Download | Mirror |
| Flash File Name: PD2139JF_EX_A_3.9.23 File Size: 4 GB File Type: OTA Android Version: Android 11 |
Download | Mirror |
Method 1: Instructions to Install via Recovery:
First, you can try the official method to install the OTA stock ROM update via Vivo device recovery. Follow the guide link given below to install the OTA update on the Vivo device.
Guide to Install Vivo Firmware on any Vivo smartphone
Method 2: Instructions to Install via SP Flash Tool:
- Make sure you follow and download all the required files and flash tools on your PC.
- Open the flash tool exe file to open the SP Flash Tool User Interface
- Tap on the Download option and load both the download agent and the scatter text file in the scatter-loading section.
- Once you load the file, click the Download button
- To start the upgrade process of stock ROM on your Infinix Smart HD X612, you need to turn off your device and hold the Volume Down and Volume Up keys together and Connect your Phone to your PC/Laptop using a USB Cable (Keep the Volume Down and Volume Up button until your computer detects the phone.)
- When the phone connects, your device will start upgrading the stock firmware.
- Wait for a few minutes, If you see a green button on your flash tool, it means the upgrading process has been completed.
- That’s it! You can reboot your Infinix Smart HD X612
Follow Complete Tutorial | Watch Video Tutorial
That’s it, guys. We hope you’ve successfully installed the Stock Firmware on your Vivo Y21A device. Feel free to ask in the comments below for any queries.