The Mi 8 Lite (codenamed platina) was Xiaomi’s stylish mid-range smartphone featuring a glass sandwich design, Snapdragon 660 AIE processor, and 24MP AI front camera. If your device is experiencing camera malfunctions, performance issues, battery drain, or software instability, this guide provides the official MIUI fastboot ROMs needed for complete system restoration.

Important Notice: Verify your device codename is platina before flashing. The Mi 8 Lite is distinct from other Mi 8 series devices. Flashing incorrect firmware will result in a non-functional device.

Quick Device Specifications

Device: Mi 8 Lite (platina)
Release Year: 2018
Chipset: Qualcomm Snapdragon 660 AIE (14nm)
Display: 6.26″ IPS LCD, 1080 × 2280 pixels (19:9)
Camera: 12MP + 5MP dual rear, 24MP AI front camera
Battery: 3350 mAh with Quick Charge 3.0
Original OS: Android 8.1 Oreo, MIUI 9
Special Feature: Aurora glass back design with gradient colors

Essential Downloads & Tools

File / Tool	Download Link
Xiaomi Mi Flash Tool	Download Stable Version
Qualcomm USB Drivers	Download Latest Drivers
ADB and Fastboot Tools	Official from Google
Mi Unlock Tool	Bootloader Unlock

Official Fastboot ROM Collection

Region / Variant	Build Version	Android	Release Date	Download Link
China Stable	V12.5.1.0.QDTCNXM	10.0	2021-06-18	Download
Global Stable	V12.0.3.0.QDTMIXM	10.0	2020-09-14	Download
Russia Stable	V12.0.1.0.QDTRUXM	10.0	2020-09-04	Download
Xiaomi.eu (Custom)	V12.5.1.0.QDTCNXM (Based)	10.0	—	Download

Flashing Guide for Mi 8 Lite (platina)

Driver Installation: Install Qualcomm USB drivers on your computer before connecting the device.
Bootloader Unlock: If flashing different region ROM, unlock bootloader first using Mi Unlock Tool (requires Mi account authorization).
Enter Fastboot Mode: Power off device, then hold Volume Down + Power buttons until Fastboot logo appears.
Flash Process:
- Extract the downloaded .tgz file to access the firmware folder
- Open Mi Flash Tool and browse to the extracted folder
- Select “Clean All” option for a fresh installation (recommended for troubleshooting)
- Click “Flash” and wait for the process to complete (typically 3-5 minutes)
First Boot: Initial boot may take 5-10 minutes as the system optimizes applications.

Frequently Asked Questions (FAQs)

Q1. Why is my 24MP front camera not working properly after an update?
The AI front camera requires specific firmware calibration. Flash the complete stock ROM using the “Clean All” option to restore proper camera functionality and AI features. This often resolves focus and image processing issues.

Q2. Can I upgrade to Android 11 on Mi 8 Lite?
No, Android 10 was the final official Android version for Mi 8 Lite. The device received 2 major Android updates (from 8.1 to 10) which was standard for its release period.

Q3. Why is the China ROM version newer than the Global ROM?
Xiaomi typically provides longer update support for the Chinese market. The China variant received more recent MIUI updates based on Android 10, while Global versions stopped earlier.

Q4. My device is overheating during gaming. Can flashing help?
The Snapdragon 660 can generate heat under load. Flashing the stock ROM and ensuring proper thermal management through official firmware can help. Also consider cleaning the device’s internal dust accumulation.

Device-Specific Troubleshooting

Camera Focus Issues: After flashing, perform a camera calibration through the hardware test menu (*#*#6484#*#* → Camera Test) to ensure optimal performance of the 24MP AI camera.
Battery Optimization: The 3350mAh battery benefits from calibration after flashing. Charge to 100%, drain completely, then charge to 100% again without interruption.
Performance Management: The 4GB/6GB RAM variants handle multitasking well. Use the Game Turbo feature for optimized gaming performance.
Gradient Color Issues: The Aurora back design’s appearance can be affected by software. Ensure you’re using the correct regional firmware for optimal display color calibration.