How To Flash Vivo Y91i Firmware File [Stock ROM]

VIVO Y91i Firmware


If you are going to flash Vivo Y91i firmware file then only MTK CDC or USB driver will not help you. Flash tool also need to flash Vivo Y91i ROM files. Vivo y91i software update or flashing instruction is needed for this procedure.

This article contains the Vivo Y91i Firmware Flash File. That will allow you to recover your Vivo Y91i mobile into its initial Factory state. Additionally, you can use the file to change your phone to the newest version.

You’ll find these below files useful if you have used the flashed customized builds. Brick your device, change your device and also come back that device to the factory state.

How To Flash Vivo Y91i Firmware [ROM]:

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The Advantages Vivo Y91i Stock ROM:

  • Flash Stock To Unbrick your Vivo Y91i
  • Fix boot loop issue
  • Update and Downgrade
  • Unroot or Fix Bugs
  • To solve the lag or stutter
  • Fix software issues.
  • Return to stock for warranty coverage.

Vivo Y91i Stock ROM Details:

  • Gapps File: Included
  • Device Supported: Vivo Y91i
  • Tool Supported: SP Flash Tool
  • Processor: MediaTek MT6762
  • Os: Android 8.1 Oreo

Download Vivo Y91i Flash File:

Vivo Y91i PD1818GF EX A 1.5.14 PD1818GF EX A 1.5.14 Vivo mtk alps-release-o1.mp6-pre4 mt6762.tar

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Pre-requirements to Install Vivo Y91i Stock Firmware:

  • Supported Phone: Vivo Y91i
  • Charge your mobile: You may no less than a half charge.
  • Laptop or PC.

Take Phone Backup:

Vivo Y91i Flash Tool And Drivers:

We will use Sp Flash Tool to unbrick the Vivo Y91i as we use for Vivo x21. This tool is very efficient. Follow the step by step procedure to use One Click Unbrick Tool and unbrick your Vivo Y91i.


  • Please Read and understand the Full Guide Before Flashing Vivo Y91i Stock ROM.
  • Use these instructions at your own risk. We will not be responsible for everything that happens to you or your device, resulting from the use of information in this guide.
  • Make sure that the USB drivers for your device are installed on the computer.
  • Your smartphone must have a 70–80% charge.
  • Make a backup copy of important data such as call logs, SMS, and other data, it is to if something goes wrong, your data is not affected.

Don’t flash another preloader and DSP_BL blocks! It is always dangerous! On some models of phones, you will have a brick even if you download these blocks read from a phone which you own! Always remove from them marks in SPFT! ALWAYS have a working backup of your original ROM before you flash a new unknown ROM.

Instructions to Install Vivo Y91i Firmware:

Step 1: Extract And Run SP flash tool.

Step 2: Install MTK  android USB drivers.

Step 3: Then download Vivo Y91i Firmware.

Step 4: Switch off mobile remove the battery (if removable) reinsert and plug the USB cable in the charging socket.

Step 5: Now open SP flash tool.exe.

Step 6: When SP flash tool open, go to the download button in SP flash tool.

Step 7: In the download tab, click on the scatter load button.

Step 8: After locating the scatter tab, click on the download button.

Step 9: Now connect your smartphone with a USB cable and press volume up or volume down key for easy detection (remove and reinsert your phone battery if it is removable)

Step 10: When flashing is completed, a green ring will appear in the SP flash tool.

Step 11: Close the SP flash tool on your computer and unplug the phone.

Step 12: Power on the phone and enjoy it.

Step 13: After the flashing process starts, it might take up to 5–10 minutes. So keep patience and wait.

Follow Detailed Instruction Vivo Y91i Firmware Flashing With Sp Flash Tool.

Gadget Modder

Born as techie and was always focused on Android, ever since the HTC Dream was introduced. The abundance of options at his disposal in the open-source environment always seemed to pique his interest. "Blogger by choice, MBA by trade."

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