This is the official page, where you will find the Official Vivo Stock Firmware ROM (Flash File). The Firmware comes in a zip package and contains USB Driver, Flash File, How to Flash Manual.
Vivo Y18L PD1402L Firmware (Stock ROM)
The Vivo Firmware helps you to downgrade or upgrade the Stock Firmware of your Vivo Smartphone, FeaturePhone and Tablets. It also allows you to fix any IMEI related issue, Software related issue, bootloop issue.
Package Name: Vivo_Y18L_PD1402L_A_1.24.0_4.3_XFT.zip
How to Flash: Follow Tutorial
Package Size: 728 MB
How to Flash Vivo Y18L PD1402L Firmware (Stock ROM)
Step 1: Download and Extract the Vivo Y18L PD1402L Firmware Package on the Computer.
Step 2: Once you have successfully extracted the firmware Package, you will be able to get the Flash File, Driver and How-to Flash Manual.
Step 3: Now, Install the provided USB Driver on the Computer.
Step 4: Once you have successfully installed the USB Driver, Open Xiaomi Flash Tool on the Computer.
Step 5: Once the Xiaomi Flash Tool is Launched, Connect your Vivo Smartphone to the Computer by using the USB Cable.
Step 6: Now, Click on the Download or Upgrade Button in the Xiaomi Flash Tool to begin the Flashing process.
Step 7: Once the flashing is completed, you will see a Success message at the End.
Step 8: Now, Disconnect your Vivo Y19T Smartphone from the Computer and Restart it.
[*] Xiaomi Flash Tool: If you wish, you can download the latest version of Xiaomi Flash Tool from Xiaomi Flash Tool for Windows page.
[*] Backup: We recommend you to take a backup of your personal data from the device, before flashing or writing the Stock Firmware or IMEI because flashing the stock firmware or IMEI may permanently delete your personal data from the device.
[*] Original firmware: The above Vivo firmware is the original firmware, released by the Vivo Mobility Inc. We have scanned the firmware with Eset Internet Security before publishing it online.