Rom - Vivo Y1s Custom

Because GSIs are generic, they occasionally break VoLTE or network bands on budget MediaTek chips. Look into the "Phh Treble Settings" menu built into the ROM options to toggle specialized MTK features and IMS settings.

A: XDA Developers forum (search "Vivo Y1S ROMs"), Telegram channel "Vivo Y1S Updates", or 4PDA (Russian forum with English sections).

Boot back into your custom recovery or fastboot. Perform another format data action ( fastboot -w ). Bootloops are usually caused by leftover data from FunTouch OS. Issue 2: No cellular network or IMEI is missing vivo y1s custom rom

Because Vivo makes unlocking difficult, this typically involves using to flash a modified preloader or using mtkclient on a PC to unlock the bootloader via terminal commands. Step 2: Flashing TWRP Recovery Download a working TWRP for MT6765/Vivo Y1s.

Open a command prompt or terminal window inside your ADB folder on the computer. Type the following commands, pressing Enter after each: fastboot reboot fastboot fastboot erase system fastboot -w Use code with caution. Because GSIs are generic, they occasionally break VoLTE

Type yes to confirm. This removes encryption barriers and prevents boot loops. Once completed, tap .

The Ultimate Guide to Vivo Y1S Custom ROMs: Revive Your Device Boot back into your custom recovery or fastboot

Experience newer Android features and security patches that Vivo no longer officially provides for this model.

Download the compatible Custom ROM file (in .zip or .img format for GSIs), the matching GApps package (if Google Play Services are not pre-included), and the Magisk zip file if you intend to root your device. Place these files on an external microSD card or your PC storage. Step 2: Boot into Custom Recovery Turn off your Vivo Y1S completely.