Download Huawei P9 Lite VNS-L21 Firmware Flash File (Stock ROM)

The Huawei P9 Lite launched in 2016 on Android 6.0 Marshmallow and runs on the HiSilicon Kirin 650. This guide covers how to install the official firmware on the Huawei P9 Lite VNS-L21, using the Huawei Multi-Download Tool, an SD card, or the system updater.

Why flash the stock ROM

Here is why it is worth downloading and keeping the Huawei P9 Lite VNS-L21 stock firmware on your PC.

• Unbrick a dead Huawei P9 Lite
• Repair the IMEI using the DB files from the stock ROM
• Remove malware or adware
• Fix a boot loop
• Fix “Unfortunately, the app has stopped” errors
• Fix network problems
• Patch the boot image to root with Magisk
• Unroot the phone
• Restore the phone to its factory state

Huawei P9 Lite VNS-L21 firmware flash files

Steps to install the Huawei P9 Lite VNS-L21 firmware

Once you have the firmware, follow the guide below to flash it on the Huawei P9 Lite VNS-L21. Follow the steps carefully.

Pre-requisites

• This firmware is only for the Huawei P9 Lite VNS-L21. Do not flash it on another variant.
• Charge the phone to at least 50% before flashing.
• A PC or laptop with a USB cable.
• Take a full backup of the phone first.
• Download the Huawei Multi-Download Tool and install it on your PC.
• Download the Huawei USB drivers on your PC.
• Also download the Huawei Handset Product Line Driver and install it.

Firmware installation guide

Here are three ways to flash the firmware on the Huawei P9 Lite VNS-L21.

1. Update from the system

1. Extract the dload firmware and move the three extracted files to the Huawei NM card or a memory stick.
2. Open the dialer and enter *#*#2846579#*#*. From the menu that appears, select Software Update.
3. Select Memory Card Upgrade. The system reads the files from the SD card, USB storage, or NM card and flashes them.
4. When it finishes, you can safely remove the storage.

2. SD card update method

• Create a folder called dload on your microSD card.
• Extract the downloaded firmware ZIP on your PC, then copy the UPDATE.APP file into the dload folder on the microSD card.
• Switch off the phone, then hold Vol Up + Vol Down + Power together for a few seconds until it starts updating.
• You will see Installing system update. Wait for it to finish, and the phone reboots automatically.

3. Flash the stock ROM manually with the Multi-Download Tool

1. Download and extract the Huawei Multi-Download Tool on your PC.
2. Download and install the Huawei Handset Product Line Driver and the Huawei USB drivers on your PC.
3. Run QPBLFBML01.exe to open the Huawei Multi-Download Tool.
4. You will see the XML firmware upload option.
5. Click the Browse button (the three-dot icon). It asks for a password.
6. Leave the password blank and click Set.
7. Select the .xml firmware file for your device and click Open.
8. Click Next.
9. On the progress page, connect the phone with a USB cable in Fastboot or Download mode.
10. Click Scan & Download to start flashing.
11. The tool detects the device and takes some time to install the firmware.
12. When it finishes, restart the phone.

Full Instruction Guide

FAQ

Will flashing the firmware erase my data?

Yes, flashing the firmware wipes the phone, so back up anything you want to keep first.

Which model is this firmware for?

Only the Huawei P9 Lite VNS-L21. Do not flash it on another variant.

That covers how to flash the firmware on the Huawei P9 Lite VNS-L21. If you run into any trouble, leave a comment below.