Vivo Z5X V1911A Flash File Firmware for Qualcomm ROM Flashing & Restart Problem Fix

Vivo V1911A Flash File Download | Official Firmware & QFIL Flash Guide

If your Vivo V1911A is stuck on fastboot mode, showing a black screen, or not responding after a failed update, you can fix all these issues by flashing the official stock ROM using QFIL. This step-by-step guide includes firmware download links and a full flashing method.

Vivo V1911A Firmware Fixes:

• Fix Fastboot loop and dead boot issues
• Resolve dm-verity verification failed errors
• Fix black screen or no touch response after flashing
• Repair corrupted or crashed software
• Recover device after incorrect OTA update

Note: Always use the firmware version that matches your phone’s build number. Flashing the wrong file may cause permanent damage.

Vivo V1911A Stock ROM & Required Flash Files

Download Vivo V1911A Firmware (V1911A_A_1.10.9)

QPST Flash Tool (QFIL)

Qualcomm USB Drivers

How to Flash Vivo V1911A Firmware Using QFIL

1. Extract the firmware package using WinRAR or 7-Zip.
2. Install QPST tool and Qualcomm drivers on your PC.
3. Launch QFIL and choose Flat Build mode.
4. Select the prog_emmc_firehose_*.mbn file from the extracted folder.
5. Click Load XML and load rawprogram.xml and patch.xml.
6. Boot Vivo V1911A into EDL mode (use test point if needed) and connect it to your PC via USB.
7. Ensure the Qualcomm HS-USB QDLoader is visible in Device Manager.
8. Click on Download in QFIL to start the flashing process.

Included Files in the Firmware Package:

• Vivo V1911A official stock ROM (ZIP)
• boot.img & vbmeta.img
• Firehose MBN file & XML config files

Backup Warning

Flashing will completely wipe all user data. Make sure to back up your contacts, photos, and apps before proceeding. Always flash the correct version to avoid soft or hard brick.