Some Vivo 1801 units can flash an engineering build of Funtouch OS that has fastboot oem unlock enabled. These leaks exist on Chinese forums (need login).
If customization is your primary goal, Resurrection Remix combines features from multiple ROMs into one package. You can tweak almost every visual element of the user interface, though it may consume slightly more system resources. Prerequisites Before Flashing
Depending on your preference for stability or features, several community-developed ROMs are available for the Snapdragon 425-powered Vivo Y71: 1. Pixel Experience
Download your chosen Custom ROM zip file and the corresponding GApps package (if not included in the ROM) to your computer or an external microSD card. Step 2: Boot into TWRP Recovery Power off your Vivo 1801. vivo 1801 custom rom
Download a verified Team Win Recovery Project (TWRP) image file ( .img ) specifically compiled for the Vivo 1801 / Y71.
Technical Analysis: Custom ROM Development , commonly identified as the (or sometimes a variant of the
Connect your phone to the PC while still in TWRP. Transfer the downloaded and GApps zip directly to your phone's internal storage or SD card. In the TWRP main menu, tap Install . Locate and select the Custom ROM zip file. Some Vivo 1801 units can flash an engineering
Get access to the latest security patches (as of 2026), which are long gone for the stock firmware. Best Custom ROMs/GSIs for Vivo 1801 (2026) Because the
(Optional) If your ROM does not have Google apps built-in, go back to Install, select the file, and flash it right after the ROM. Step 5: Reboot Your Device
Swipe the slider to confirm the installation process. This may take several minutes. You can tweak almost every visual element of
Eliminate heavy, pre-installed Vivo apps that drain battery and consume limited storage.
Go back to Developer Options and enable and OEM Unlocking . Connect your phone to the PC via a USB cable.
Next, he installed the TWRP (Team Win Recovery Project) recovery, which would allow him to flash the custom ROM. This involved using a software tool to push the TWRP image to his phone and then rebooting into recovery mode.
A: Yes. Download the PD1801F stock firmware (.ofp or .pac format) and flash using SP Flash Tool with "Format All + Download." Warning: This will re-lock your bootloader.
As one user noted in a post on XDA Developers: "I want to root my vivo 1801 but the bootloader is not unlocking by any method on internet. I tried all one-click applications and pc software but none of them worked."