👉 : This is not a “download TWRP and flash LineageOS” device. It’s a hacker’s project requiring low-level tricks.
Installing a custom ROM on your Vivo 1801 requires careful preparation and attention to detail. Here's a step-by-step guide to help you through the process: vivo 1801 custom rom
This is the hardest part. Vivo does not provide an official unlock tool. You must use unofficial methods (e.g., MTK Client or paid tools). Search for "MTK Client unlock Vivo Y83" – it involves putting the phone in BROM mode (shorting test points or using specific key combos). 👉 : This is not a “download TWRP