Breathing New Life into the Vivo 1801 (Y91/Y91i): The Ultimate Custom ROM Guide
the ROM zip file and the corresponding GApps (if not included) to your SD card. Boot into TWRP Recovery by holding Power + Volume Up . vivo 1801 custom rom full
However, Vivo devices are notoriously difficult to modify because the manufacturer often locks the bootloader securely. Unless the device uses certain chipsets or exploit-based methods like via test points, installing a custom recovery like TWRP can be a major hurdle. The Path to a Custom ROM Breathing New Life into the Vivo 1801 (Y91/Y91i):
: This is mandatory. Without an unlocked bootloader, you cannot flash custom partitions. Unless the device uses certain chipsets or exploit-based
Before doing anything, use TWRP to create a (System, Data, Boot, EFS, Modem). Store this on your PC or an SD card. If the custom ROM fails, you can restore.
Your Vivo 1801 is now running a full custom ROM.