Finding a "full paper" or comprehensive official guide for installing a custom ROM on the Vivo 1801 (Vivo Y71)
Overview
what works
No custom ROM for a device without official manufacturer support is perfect. On the Vivo 1801, the experience varies by build maintainer. Typically, includes:
Custom Recovery (TWRP)
: You need Team Win Recovery Project (TWRP) to "wipe" the old system and "flash" the new ROM file.
Android 8.1 Oreo
, is a budget-friendly smartphone released in 2018. While it initially shipped with and Funtouch OS , users often seek custom ROMs to bypass the limitations of the original software, such as low available storage (often only ~6.5GB out of 16GB) and the lack of official updates. Custom ROM Overview for Vivo 1801 Installing a custom ROM on the
Go to product viewer dialog for this item.
The (commonly known as the Go to product viewer dialog for this item.
Install Gapps (if needed):
If you want Google services (like Google Play Store), install Gapps in a similar manner.
- Backup critical partitions (persist, EFS, modem) to avoid losing IMEI or Wi-Fi/Bluetooth MAC addresses.
- Wipe system, data, cache, and dalvik – a clean flash is mandatory when moving from FunTouch OS to an AOSP-based ROM.
- Flash the custom ROM ZIP – downloaded from XDA Developers or a dedicated Telegram group. Popular Vivo 1801 ROMs include:
