To manually flash the stock ROM, you typically need the following:
You can download the latest official system update package directly from the . Model: PD2036F / V2026 Version: PD2036F_EX_A_6.13.0 Release Date: 2022-05-05 File Size: ~3.5 GB Flashing Requirements
Navigate to Settings > System upgrade to check for official OTA updates.
For MediaTek-based models like the Y12s (Helio P35), the SP Flash Tool is commonly used.
Ensure you have the Vivo MTP/USB Drivers installed on your PC so the device is recognized in "Preloader" or "Fastboot" mode. Alternative Recovery Methods
You can clear user data by holding Power + Volume Up to enter Recovery Mode and selecting "Clear Data". Warning: This will erase all photos, contacts, and personal files.
The stock firmware (ROM) is essential for repairing software issues such as bootloops, "dead boot" scenarios, or forgotten locks. Official Firmware Download