The Xiaomi Mi 9 Lite (codename pyxis) and its Chinese counterpart, the Mi CC9, were released in 2019 as part of Xiaomi's mid-range lineup. They stood out with their vibrant **AMOLED display**, a large **4030 mAh battery**, and a high-resolution **48 MP triple-camera system**. Powered by a reliable **Qualcomm Snapdragon 710** chipset, these phones were popular for their balance of features, performance, and style.
For many users, flashing new firmware is an essential part of maintaining or customizing their device. Whether it's to fix software glitches, upgrade to a newer version of MIUI, or change the regional firmware, having the correct files and instructions is crucial. This guide provides a complete resource for flashing the official stock ROMs and the popular Xiaomi.eu custom ROM.
This article serves as a complete reference guide:
Why You Might Need to Flash Your Mi 9 Lite / Mi CC9
Users often need to flash new firmware for specific reasons tied to the Mi 9 Lite's software ecosystem:
Quick Device Overview (Codename: pyxis)
Required Tools & Downloads
Before flashing, make sure you have the following:
Flashing Methods
Method 1: Flashing Stock ROM (Fastboot Mode)
Use this method if your device is bricked, stuck in a boot loop, or you need to change firmware regions.
Method 2: Installing Xiaomi.eu ROM (TWRP Recovery)
Best for users who want a **global-like experience with fewer apps and more features**.
FAQs
Q1: What is the difference between Mi 9 Lite and Mi CC9 firmware?
Both devices share the same firmware files under the codename pyxis. The primary difference is the pre-installed regional ROMs. The Mi CC9 comes with a China ROM (no Google services), while the Mi 9 Lite comes with a Global or EEA ROM.
Q2: Why did my phone not get Android 12 or 13?
The Xiaomi Mi 9 Lite officially received its final major update to Android 11. Any further Android versions would require a custom ROM.
Q3: Does flashing the stock firmware relock the bootloader?
Yes, if you choose the "clean all and lock" option in the Mi Flash Tool. It's recommended to use this option only when flashing the original firmware for your device's region to avoid bricking.
Q4: My device is stuck in a boot loop after flashing. What should I do?
Re-enter Fastboot mode and re-flash the stock firmware using the Mi Flash Tool. Ensure you selected the "clean all" option.
Troubleshooting & Common Errors
For many users, flashing new firmware is an essential part of maintaining or customizing their device. Whether it's to fix software glitches, upgrade to a newer version of MIUI, or change the regional firmware, having the correct files and instructions is crucial. This guide provides a complete resource for flashing the official stock ROMs and the popular Xiaomi.eu custom ROM.
This article serves as a complete reference guide:
- ✔ Official stock ROM download links (China, Global, Russia, EEA)
- ✔ Xiaomi.eu ROM for a debloated, global-like experience
- ✔ Required tools, drivers, and preparations
- ✔ Step-by-step flashing tutorials (Fastboot & Recovery)
- ✔ Common FAQs and troubleshooting solutions
Why You Might Need to Flash Your Mi 9 Lite / Mi CC9
Users often need to flash new firmware for specific reasons tied to the Mi 9 Lite's software ecosystem:
- Fix Boot Loops or Bricks → If your device gets stuck on the MI logo after a failed update or custom ROM install, flashing the stock Fastboot ROM is the primary method to unbrick it.
- Change ROM Region → The Chinese version of the phone (Mi CC9) lacks Google Mobile Services (GMS). Flashing the Global or Xiaomi.eu ROM is the only way to get Google Play Store and other essential Google apps.
- Resolve Bugs & Battery Drain → Some users reported a "random reboot" bug and significant battery drain on certain MIUI versions. Flashing a different, more stable regional ROM or the Xiaomi.eu ROM can resolve these issues.
- Upgrade to Latest Security Patches → Regional ROMs receive security updates at different times. If your current ROM is lagging behind, you can manually flash a newer version from a different region to get the latest patches.
- Experience the Best of MIUI → The Xiaomi.eu ROM is a debloated version of the Chinese firmware with added languages and GMS. It often provides a smoother, faster, and more private user experience than the bloated stock Global ROM.
Quick Device Overview (Codename: pyxis)
- Model: Xiaomi Mi 9 Lite / Mi CC9
- Release Year: 2019
- Chipset: Qualcomm Snapdragon 710
- Display: 6.39” FHD+ AMOLED (2340 x 1080)
- Battery: 4030 mAh non-removable
- OS at Launch: MIUI 10 on Android 9.0 Pie
- Latest Official OS: MIUI 12.5 on Android 11
- Codename: pyxis
Always verify your device codename is pyxis before flashing. Installing the wrong firmware will permanently brick the device.
Required Tools & Downloads
Before flashing, make sure you have the following:
| Tool / File | Purpose | Download Link |
|---|---|---|
| Mi Flash Tool | Used for flashing official Fastboot ROMs | Download Latest Version |
| Xiaomi USB Drivers | Ensures your PC detects the device in Fastboot mode | Driver Pack |
| Mi Unlock Tool | Needed to unlock bootloader | Official Unlock Tool |
| Official Fastboot ROMs | Stock firmware for unbrick/restore | |
| Xiaomi.eu ROM (Custom) | Debloated, Google Play preinstalled, multi-language | V12.5.5.0 EU Build |
Flashing Methods
Method 1: Flashing Stock ROM (Fastboot Mode)
Use this method if your device is bricked, stuck in a boot loop, or you need to change firmware regions.
- Unlock Bootloader via the Mi Unlock Tool (mandatory).
- Boot into Fastboot Mode → Hold Power + Volume Down.
- Extract the TGZ file of the stock firmware on your PC.
- Open Mi Flash Tool, click Select, and choose the extracted firmware folder.
- Connect your device to your PC → Click Refresh to detect it.
- Choose the “clean all” option at the bottom. This will wipe all data.
- Click Flash. Wait until the tool displays a success message.
Method 2: Installing Xiaomi.eu ROM (TWRP Recovery)
Best for users who want a **global-like experience with fewer apps and more features**.
- Unlock Bootloader (mandatory).
- Flash a **TWRP Recovery** compatible with the Mi 9 Lite (pyxis).
- Boot into TWRP → Power + Volume Up.
- Perform a **factory reset** (wipe Dalvik/Cache/Data).
- Transfer the Xiaomi.eu ROM .zip to internal storage.
- In TWRP → Tap Install, select the ROM, and swipe to flash.
- Reboot → The first boot may take up to 10 minutes.
FAQs
Q1: What is the difference between Mi 9 Lite and Mi CC9 firmware?
Both devices share the same firmware files under the codename pyxis. The primary difference is the pre-installed regional ROMs. The Mi CC9 comes with a China ROM (no Google services), while the Mi 9 Lite comes with a Global or EEA ROM.
Q2: Why did my phone not get Android 12 or 13?
The Xiaomi Mi 9 Lite officially received its final major update to Android 11. Any further Android versions would require a custom ROM.
Q3: Does flashing the stock firmware relock the bootloader?
Yes, if you choose the "clean all and lock" option in the Mi Flash Tool. It's recommended to use this option only when flashing the original firmware for your device's region to avoid bricking.
Q4: My device is stuck in a boot loop after flashing. What should I do?
Re-enter Fastboot mode and re-flash the stock firmware using the Mi Flash Tool. Ensure you selected the "clean all" option.
Troubleshooting & Common Errors
- Anti-rollback error → The Mi 9 Lite has anti-rollback protection. You cannot flash a ROM with an older anti-rollback index than your current one. Check the firmware version and ensure it is not a downgrade.
- Mi Flash Tool "cannot read from port" → Ensure you have correctly installed the Xiaomi USB drivers on your PC. Try a different USB cable or port.
- Flash fails with "Missmatching images and device" → This error indicates you are trying to flash a ROM for a different device. Double-check your device codename (pyxis) and the firmware file.
- Stuck in Fastboot mode → Force reboot the device by holding the Power button for about 10 seconds.