Vivo Z1 Pro PD1911F Flash File | Firmware Version PD1911F_EX_A_7.70.35

In this guide, we will explain how to install a firmware file on Vivo Z1 Pro (PD1911F) based on Android 9.0 Pie. It’s a mid-range Android smartphone that comes...

Abd Razaaq

Last updated on May 10, 2026

Abd Razaaq

Author

I'm a Tech Content Writer and Full-Time blogger. Since I love Android and Google's device, I started my career in writing for Android OS and their features. This led me to start "GetDroidTips". I have completed Master of Business Administration at Mangalore University, Karnataka.

In this guide, we will explain how to install a firmware file on Vivo Z1 Pro (PD1911F) based on Android 9.0 Pie. It’s a mid-range Android smartphone that comes with Qualcomm Snapdragon 712 chipset. If you’re using the Vivo Z1 Pro handset and want to install the Stock ROM, you can check out the full guide on the steps and requirements.

In order to flash the Stock ROM on your Vivo Z1 Pro device, which is powered by the Qualcomm chipset, requires QFil Tool, some drivers, and a full guide. Here in this article, we will share with you the guide of installing stock ROM easily. The flashing steps are quite easily mentioned here. However, you can also check out the video tutorial as well in case you want a visual experience as well.

How to Install Stock ROM on Vivo Z1 Pro [Firmware Flash File]

What is Stock Firmware?

A Stock ROM or Firmware is official software crafted and developed by the official manufacturer for a particular device. It will be stable and almost bug-free as well. The Stock ROM comes with necessary system files and applications, providing a better user experience than a custom ROM.

The Advantages of installing Stock ROM:

Whereas you can also fix some of the device issues as well:

You can unbrick your bricked Vivo Z1 Pro.

It Fixes the boot loop and instability issue as well.

To upgrade or downgrade your Vivo Z1 Pro.

You can skip the Screen Lock and remove malware as well.

To fix bugs lags on your Android Device.

You Can Remove the root on your device [Unroot]

You can Restore Stock ROM after using Custom ROM.

This Software Update helps to solve the issue with WiFi, Bluetooth, and more.

You can fix the soft brick issue on your Vivo Z1 Pro.

You can preload Google Applications as well.

Pre-Requirements:

The ROM file is only for the Vivo Z1 Pro (PD1911F) handset. Don’t try this ROM on any other device.
You should charge at least 50%.
Perform a device backup at first before starting the flashing process.
You need a Windows PC/Laptop to install the drivers and connect your device for flashing.
A USB cable for your device as well to connect your device to the PC.
Now, download and install the Vivo USB Drivers on your Windows PC.
Download the QFil Flash Tool.
If the QFil tool doesn’t work, please follow the second method to flash with QPST Tool

Download Links:

PD1911F_EX_A_7.70.35: Download

PD1911F_EX_A_7.70.20: Download

PD1911F_EX_A_6.70.16: Download

PD1911F_EX_A_6.70.9: Download

PD1911F_EX_A_1.7.5: Download

PD1911F_EX_A_1.5.16: Download

PD1911F_EX_A_1.5.3: Download

PD1911F_EX_A_1.5.11: Download

Follow the links below to get a full in-depth guide on how to easily install the firmware file on the Vivo Z1 Pro device.

Method 1: Instructions to Install via QFIL Tool:

Download the Qualcomm Flash image loader tool and USB Drivers on your PC. Follow the below link to install the firmware using the QFIL tool

Method 2: Instructions to Install via QPST Tool:

Here are the instructions you need to follow in order to install Stock ROM on the Vivo Z1 Pro :

First of all, do all the PREREQUISITE STEPS and Now Open the Extracted QPST Folder
You will find two files with the name: Qualcomm_USB_Drivers_For_Windows.rar and QPST.WIN.2.7 Installer-00429.zip
Open the QPST Win folder and Install the QPST.exe file on your PC/Laptop
After Installation, Go to the Installed Location in the C Drive
Open the QPST Configuration
Now in the QPST Configuration, Click on Add new port -> Select the com port of your device -> and close it
Now Open the EMMC Software Downloader in the same folder located all the QPST Files
In EMMC Software Downloader, Check program boot loaders -> Browse for the device com port
Now Click Load XML Def and browse for rawprogram0.xml in folder ROM in EMMC Software Downloader (If you didn’t extract please extract the ROM and then browse the file rawprogram0.xml)
Now tap on Load Patch def and browse for patch0.xml in folder ROM
Check the search path 2 and browse for the folder ROM
Now click download, wait for the download to finish (it never finish but it also detects for a new driver, and that’s important) and it will search for the new hardware found, install the driver
That’s it! Once your installation is done! Reboot the phone! Congrats, you successfully installed Stock ROM on Vivo Z1 Pro.