Vivo Y15 PD1901BF EMI Preloader File Download Free (No Auth Flash, Unlock)

Preloader File is a basic part of stock firmware MTK-powered phone which allows you to Remove Screen lock, Flash Firmware, Remove FRP, and Repair IMEI, on an SLA Enabled phone in Normal Preloader Mode with SP Flash tool or other third-party repair tools. MediaTek USB Port is blocked by the latest BROM security patch update, and the PreLoader USB VCOM port is created by the preloader file & this modified preloader file can help you to detect the phone & bypass the Brom Auth security. So, Download Vivo Y15 PD1901BF Preloader File to flash or unlock the phone without using any paid credit-based tools for free.

Preloader File is a component of stock firmware for all MTK-based Android phones. But, we made some tweaks and disabled the USB, SLA, and Auth protection security to use the file on the SP tool to unlock the phone without completion of the SLA security challenge. We all know nowadays pattern lock removal is difficult from an MTK-powered phone, but with this process, I share with you a comprehensive tutorial on How to use Vivo 15 Preloader File to Remove Pattern, Password, and Pin Lock without full flashing and CPU drilling.

Read More: OMH Android Service Tool V6.4.0 Download Latest Android FRP Reset Tool

Download Vivo Y15 PD1901BF Preloader File Latest Free

File Name: VivoY12_File .zip
File Size: 8MB
How to Flash: use SP Flash Tool
Link File: Download
Flash Tool: SP Flash Tool
Download: MTK USB Driver


How to Use

  • Download Vivo Y15 PD1901BF Preloader File to your computer
  • Extract the file and tool on the computer
  • Install MTK USB driver from there
  • Tap Install = >> Finish
  • Download & extract the SP Flash tool
  • Run SP tool as Admin
  • Click on Choose from Scatter-Loading File Tab
  • Choose the Vivo Y15 scatter.txt file and Click Open.

  • Run SPFlash.exe
  • Click on Choose from Scatter-Loading File Tab

Vivo Y15 PD1901BF Preloade File

  • Choose the Vivo Y15 scatter.txt file and Click Open.
  • Go to Format [If you want to unlock FRP, Pattern lock from your phone]
  • Select Manual Format Flash
  • Put the USERDATA Format address there. (File Should be in FRPCode.txt file)
  • Click on Start


Xiaomi Redmi, Vivo No Auth FRP Bypass Unlock Google Oppo Pattern Unlock Without Auth File – SP Flash Tool (One-Click)

  • Wait for the finish.
  • Once finished, disconnect and Power On the Vivo Y15 PD1901BF phone
  • If you want to flash firmware then, download the stock firmware and extract it
  • Now copy the Preloader file & paste it into the firmware folder
  • Then click Download
  • Disconnect and Power On your Vivo Y15
  • Done.

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He has more than 6 years of experience in software and technology, obsessed with finding the best solution for a mobile device whether it is Apple or Android. He loves to publish tutorials on Android IOS Fixing. 🙂

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