Many technicians use specialized service tools to reset Vivo devices. These tools typically work by communicating with the device in mode or Fastboot mode to format the user data partition or erase the FRP persistent partition.

For Qualcomm models (Y11, Y91), you usually need to short on the motherboard to enter EDL mode.

Ensure you have the Qualcomm HS-USB QDLoader 9008 or MTK USB drivers installed on your PC. Connect Device:

Vivo Y11, Y12i, Y12s, Y91, Y91i, Y93, Y95. Key Features: Remove Screen Lock: Wipes Pattern, PIN, and Passwords.

Used for MediaTek-based variants (like some versions of the Y91i or Y12s). How to Use the Tool

A popular multi-brand tool for Qualcomm and MTK-based Vivo phones.

Specifically for the Y11 and Y91/Y93/Y95 (which often use Snapdragon chipsets).