This page provides the official Vivo X520L firmware flash file that helps you fix software-related issues like bootloop, black screen, dm-verity verification errors, and system failures. Flashing this stock ROM using the QFIL Flash Tool allows you to recover your Vivo X520L from soft-brick or dead boot state.
🧰 Common Problems Solved by Flashing Vivo X520L Firmware
- Stuck on boot logo or Fastboot mode
- Touchscreen not responding after previous flash
- Black screen / No display problem
dm-verity verification failedsystem error- OS crash or abnormal restart loop
- Vivo X520L not turning on (dead boot)
📋 Precautions Before You Flash
✅ Always check your build number and model before using this flash file.
⚠️ Charge your Vivo X520L to at least 50% battery.
💾 Make a full backup — flashing will erase all data from the phone.
💻 How to Install Vivo X520L Stock ROM Using QFIL Tool
- Extract the downloaded Vivo X520L firmware ZIP using WinRAR or 7-Zip.
- Install Qualcomm USB Drivers on your PC.
- Open the QFIL Flash Tool from QPST package.
- Select Flat Build mode and browse for
prog_emmc_firehose_*.mbn. - Click Load XML and choose both
rawprogram.xmlandpatch.xml. - Boot Vivo X520L into EDL Mode (use Test Point method if needed).
- Once Qualcomm port (9008) is detected in Device Manager, hit the Download button.
- Wait for the flashing process to complete successfully.
🔄 After reboot, your Vivo X520L will return to working condition with original software restored and issues like touch, bootloop, or black screen fixed.
📦 Download Links for Vivo X520L Firmware & Tools
| File Description | Download |
|---|---|
| 📁 Vivo X520L Official Stock ROM (QFIL Format) | Download Firmware |
| 🛠 QFIL Flash Tool (QPST Package) | Download Tool |
| 🖥 Qualcomm USB Drivers | Download Drivers |
❓ Vivo X520L Flashing Questions – FAQ
- Q: Can I fix a dead Vivo X520L with this file?
A: Yes, if your phone enters EDL mode (9008 port), this file can revive it via QFIL. - Q: Flash completed but the phone restarts on logo. Why?
A: Use the exact build version or try alternate tested firmware from Firmware4Mobile.com. - Q: Is the firmware safe for AdSense and legal?
A: Yes. This post includes only official firmware with no bypass, unlock, or illegal tools.