Xiaomi Mi A1 (tissot) Firmware Flash File Download [Stock ROM]
The Mi A1 (codenamed tissot) was Xiaomi’s Android One smartphone featuring pure Android experience, dual cameras, and Snapdragon 625 reliability. If your device is experiencing bootloops, failed OTA updates, camera issues, or you want to return to stock Android, this guide provides the official factory images and TWRP recovery needed for complete system restoration.
Important Notice: The Mi A1 (tissot) runs stock Android under the Android One program, not MIUI. Flashing procedures and tools differ from typical Xiaomi devices. Verify your device model is Mi A1 (tissot).
Quick Device Specifications
- Device: Mi A1 (tissot)
- Release Year: 2017
- Chipset: Qualcomm Snapdragon 625 (14nm)
- Display: 5.5″ IPS LCD, 1080 × 1920 pixels (16:9)
- Camera: 12MP + 12MP dual rear (2x optical zoom), 5MP front
- Battery: 3080 mAh
- RAM: 4GB LPDDR3
- Storage: 64GB eMMC 5.1
- Original OS: Android 7.1.2 Nougat (Android One)
- Final Update: Android 9 Pie (Security patch: December 2019)
- Special Feature: Android One program, dual cameras with portrait mode
Essential Downloads & Tools
| File / Tool | Download Link |
|---|---|
| Android Platform Tools | Official from Google |
| Qualcomm USB Drivers | Download Latest Drivers |
| TWRP Recovery (Latest) | TWRP 3.7.0 for tissot |
| Fastboot Enhance (Alternative) | GUI Flash Tool |
Official Firmware Collection
| Firmware Type | Build Version | Android | Release Date | Download Link |
|---|---|---|---|---|
| Global Stable Fastboot | V10.0.9.0.PDHMIXM | 9.0 | 2019-05-14 | Download |
| TWRP Recovery | 3.7.0_9-0 | 9.0 | — | Download |
Flashing Guide for Mi A1 (Android One)
Method 1: Using Fastboot (Manual – Recommended)
- Install Drivers: Install Qualcomm USB drivers and Android Platform Tools.
- Enable OEM Unlocking: Go to Settings > System > Developer options > Enable OEM unlocking.
- Enter Fastboot Mode: Power off device, then hold Volume Down + Power buttons.
- Unlock Bootloader: Connect to PC and run:
fastboot flashing unlock - Flash Images: Extract the .tgz file and flash each partition manually:
fastboot flash boot boot.imgfastboot flash system system.imgfastboot flash vendor vendor.img- … (flash all images from extracted folder)
- Factory Reset:
fastboot -wthenfastboot reboot
Method 2: Using TWRP Recovery (Custom)
- Flash TWRP:
fastboot flash recovery twrp.img - Boot to TWRP: Hold Volume Up + Power during boot
- Backup Partitions: Backup persist and modem partitions first
- Install Custom ROMs: Flash custom ROMs from storage
- Wipe Data: Format data for clean installation
Frequently Asked Questions (FAQs)
Q1. Why did my Mi A1 stop receiving Android updates?
The Mi A1 reached its end-of-life with Android 9 Pie and December 2019 security patch. As an Android One device, it received 2 major OS updates (Nougat → Oreo → Pie) as promised.
Q2. My OTA update failed and now my phone won’t boot. What can I do?
This is common with Android One devices. Use the fastboot method to completely restore the system. Download the complete factory image rather than relying on OTA updates.
Q3. Can I install custom ROMs on Mi A1 since official support ended?
Yes! The Mi A1 has excellent custom ROM support. Popular options include:
- LineageOS 19 (Android 12)
- Pixel Experience (Android 12)
- Evolution X (Android 12)
- ArrowOS (Android 13)
Q4. Why is my dual camera not working properly after flashing?
The 12MP + 12MP dual camera system requires specific vendor firmware. Ensure you flash the complete factory image including vendor partition to restore full camera functionality.
Device-Specific Troubleshooting
- Bootloop After OTA: Common issue with Android One updates. Use fastboot method for complete restoration.
- Camera Failures: Ensure vendor partition is properly flashed. The dual camera system requires specific vendor drivers.
- Network Issues: Flash the complete factory image to refresh modem firmware.
- Fastboot Not Detecting: Use original USB cable and different USB ports. Qualcomm drivers can be finicky.
TWRP Installation Guide
- Unlock bootloader:
fastboot flashing unlock - Flash TWRP:
fastboot flash recovery twrp-3.7.0_9-0-tissot.img - Boot to TWRP:
fastboot boot twrp-3.7.0_9-0-tissot.img - Backup critical partitions: persist, modem
- Format Data: Wipe → Format Data → type “yes”
Note: The latest TWRP 3.7.0 supports Android 12/13 custom ROMs.
Version Information
Android 9 Pie: Final official Android version with December 2019 security patch.
Security: Final security update from December 2019. Consider custom ROMs for continued security support.
Custom ROM Recommendations
For Stability: LineageOS 19.1 (Android 12)
For Pixel Experience: Pixel Experience Plus (Android 12)
For Performance: ArrowOS (Android 13)
For Features: Evolution X (Android 12)
All available through XDA Developers forum for tissot.
Warning & Considerations
Bootloader Unlock: Unlocking will wipe all data on your device. Backup important files first.
Android One Specifics: Unlike MIUI devices, Android One uses A/B partitions. Be careful when flashing.
Security: Since official updates have ended, consider security-focused custom ROMs for continued protection.
Camera Quality: Custom ROMs may not match the original camera processing quality.
