To maintain device health and security, it is recommended to use official Vivo Support OTA (Over-The-Air) Navigate to System Upgrade Check for updates . If a version is available, tap Download and Install Local Upgrade Users can download the official firmware package (often in format) from the Vivo Software Update

The most notable official update for the Vivo Y12i released in 2021 was: : PD1930F_EX_A_1.18.1 Release Date : May 8, 2021 File Size : Approximately 3.07 GB (3072M)

Open the File Manager , tap the firmware package, and follow the prompts.

, updates are designed to optimize compatibility and fix system bugs that might not be immediately visible but affect battery life and speed over time. vivo Official Site How to Install the 2021 Firmware

Here are key details for finding and applying this firmware: