Finding reliable custom ROMs for the (model 1916) is difficult because Vivo devices are notoriously hard to unlock. If you are looking to refresh your device, you typically have two options: using official firmware for stability or attempting a "Generic System Image" (GSI) if a specific custom ROM doesn't exist. DeviceAtlas 1. Official Vivo U10 Firmware (Best for Stability)
fastboot reboot
rather than device-specific ROMs. This involves using a custom recovery like to flash a universal system image. Available Links & Resources U10 Funtouch OS PD1928F_EX_A_1.70.12 System Update vivo u10 custom rom link
This is mandatory. Flashing a ROM wipes everything. Backup your photos, contacts, and important files to a PC or cloud storage. Finding reliable custom ROMs for the (model 1916)