✅ Y12/Y15 New Security Patch Vivo Userlock & FRP ✅

If you're facing issues with unlocking your Vivo Y12/Y15 and removing FRP with the new security patch, this guide provides a working solution for the latest firmware and security updates.

📌 Device Info:

• Model: Vivo Y12 / Y15
• Model Code: 1901
• Chipset: MediaTek
• Security Patch: NEW Security (Post-2022 updates)

🔧 Entering MTK BootRom Mode (Test Point Method)

To successfully enter MTK BootRom mode, you must use the Test Point Method using CLK + GND.

Test Point Diagram:
Points to short: CLK ➕ GND
Other Points (Reference): CMD, DAT0 (Do not touch unless advanced use)
✅ Short CLK to GND during USB connection to trigger BootRom mode.
Note: If the phone fails to enter BootRom or shows DA Sync fail, ensure your EMI preloader is correct.

🛠️ Tools & Methods to Remove FRP & Userlock

You can choose between the manual method and supported tools like MST Tool or UnlockTool.

• Method 1 – Using UnlockTool:
  - Connect the device using test point mode (CLK + GND).
  - Select Format Data → Method 1 - By Recovery.
  - The tool will auto-detect and remove FRP/User Lock.
• Method 2 – Using MobileSea Service Tool:
  - Choose Vivo Y12 (1901) New Security.
  - Go to Android → Misc → Reset FRP/User Lock.
  - The tool will execute commands and show a success log:
  [Resetting Factory Reset Protection Lock... OK]

🔗 DOWNLOAD LINK 1

🔗 DOWNLOAD LINK 2