Flash File Firmware Vivo PD2020F | Fix dm-verity Verification Failed Issue
If your Vivo PD2020F displays a “dm-verity verification failed” error or gets stuck during boot after a system update or rooting attempt, flashing the correct stock firmware is the best solution. This post provides the official QFIL-compatible firmware with all necessary files (mbn, rawprogram.xml, patch.xml) to fix the issue without a password.
⚠️ dm-verity Verification Failed - What It Means
This error appears when the device's verified boot system detects unauthorized changes in system or boot partitions. This typically occurs after:
- Flashing a modified boot.img or recovery.img
- Removing pre-installed apps using ADB or root access
- Incorrect vbmeta or vendor image
To restore the device, a clean flash using QFIL is required.
📥 Required Files (All Free, No Password)
- PD2020F Official Firmware (QFIL Format)
- QPST/QFIL Flash Tool
- Qualcomm USB Drivers
📝 Before You Flash Vivo PD2020F
Note: Use only the exact build version firmware for your model. Ensure battery level is above 50%. Do not interrupt the flashing process to avoid hard-brick.
✅ Flashing Guide: Vivo PD2020F QFIL Method
- Install Qualcomm USB drivers on your PC.
- Extract the firmware using WinRAR or 7-Zip.
- Open QFIL tool from QPST package.
- Select "Flat Build" and click “Browse” to load
prog_emmc_firehose_xxx.mbnfile. - Click “Load XML” and choose both
rawprogram.xmlandpatch.xmlfiles. - Turn off the phone. Boot it into EDL Mode (use test point method if required).
- Once detected on PC, click “Download” in QFIL.
- Wait for flashing to complete. Do not disconnect during the process.
🔧 What This Fixes
- dm-verity verification failed
- Boot verification errors
- Modified boot/vbmeta issues
- Dead boot due to corrupted partitions
💬 Support and Help
If you face any flashing issues like Firehose Fail, Sahara Fail, or your phone still boots to fastboot, leave a comment below or visit Firmware4Mobile for solutions and tutorials.
📁 File Information
| File | Description |
|---|---|
| PD2020F_EX_A_6.71.9_Firmware | Stock ROM QFIL Format |
| QPST Flash Tool | Qualcomm Flash Tool |
| Qualcomm USB Drivers | Windows USB Drivers |
Reminder: This firmware is for Vivo PD2020F only. Flashing other models may result in dead boot or IMEI loss. Always double-check model and build before flashing.