- Aug 3, 2025
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The Redmi Note 15 (codename "kunzite") is the standard 5G model in the popular Redmi Note series. Powered by the Qualcomm Snapdragon 6 Gen 3 chipset, it offers a balanced mix of performance and efficiency with its 5,800mAh battery and 120Hz OLED display. Running on HyperOS 2.0 (Android 15), it brings the latest Xiaomi software experience to the mid-range market. Users may need to flash this official firmware to unbrick their device, fix system bugs, or return to the stock China ROM.
CRITICAL WARNING: DEVICE & REGION
Below are the technical specifications for the "kunzite" firmware. Please verify your device codename matches before proceeding.
This is the official factory software for the Redmi Note 15 (China). It is a Fastboot ROM, meaning it must be flashed via a PC.
Note: Official China (CN) Fastboot ROM. Contains English and Chinese languages only.
Before you begin, ensure you have the following:
These firmware files are flashed using the Mi Flash Tool. This will erase all your data.
Disclaimer: This process is performed at your own risk. We are not responsible for any data loss, bricked devices, or damage. Please ensure your device codename is kunzite (Redmi Note 15 5G). Flashing the wrong firmware will permanently damage the device. If you have any problems, please drop a comment on the thread.
CRITICAL WARNING: DEVICE & REGION - Codename Match: Ensure your device codename is "kunzite" (Redmi Note 15 5G). Do not confuse this with the Pro ("lapis"), Pro+ ("flourite"), or the 4G version ("creek"). Flashing the wrong file will hard-brick your device.
- China ROM: The file provided below is for the China (CN) region. It does not include Google Play Services by default.
- Bootloader: If you plan to flash a future Global ROM on this Chinese hardware, DO NOT lock the bootloader. Cross-region flashing with a locked bootloader will brick the phone.
- Data Loss: Flashing a Fastboot ROM will erase all internal data. Please back up your files first.
Redmi Note 15 (kunzite) Firmware Details
Below are the technical specifications for the "kunzite" firmware. Please verify your device codename matches before proceeding.| Device Name: | Redmi Note 15 (China) |
| Codename: | kunzite |
| Chipset: | Qualcomm Snapdragon 6 Gen 3 |
| Android Version: | 15 (HyperOS 2.0) |
| Firmware Version: | OS2.0.206.0.VPQCNXM |
| File Type: | Fastboot ROM (.tgz) |
| Flashing Tool: | Mi Flash Tool |
Download Official Firmware for Redmi Note 15 (kunzite)
This is the official factory software for the Redmi Note 15 (China). It is a Fastboot ROM, meaning it must be flashed via a PC.Note: Official China (CN) Fastboot ROM. Contains English and Chinese languages only.
- Filename: kunzite_images_OS2.0.206.0.VPQCNXM_20251022.0000.00_15.0_cn_bd5c880190.tgz
- Size: 7.21GB
- Build Date: 2025-10-22
- Build Version: OS2.0.206.0.VPQCNXM
- Android Version: 15.0
- Download Link: Download from Xiaomi Server
The Requirements
Before you begin, ensure you have the following:- PC/Tools: A Windows PC.
- Bootloader: An unlocked bootloader on your Redmi Note 15.
- Cable: A reliable USB-C cable.
- Backup: A full backup of your data (Flashing will wipe internal storage).
- Software: Xiaomi MI Flash Tool installed on your PC.
- Drivers: Qualcomm USB drivers installed.
How to Flash the Firmware
These firmware files are flashed using the Mi Flash Tool. This will erase all your data.Method 1: Flashing Fastboot ROM (.tgz)
- Step 1: Download the
firmware file and extract it to a simple folder on your PC (e.g.,Code:
.tgz). Do not use a folder path with spaces.Code:C:\kunzite_rom - Step 2: Download, extract, and run MiFlash.exe as an administrator.
- Step 3: Power off your phone completely. Boot into Fastboot Mode by pressing and holding the Power + Volume Down buttons until the fastboot logo appears.
- Step 4: Connect your phone to the PC via USB. Click the "Refresh" button in Mi Flash Tool to detect the device.
- Step 5: Click "Select" and navigate to the extracted firmware folder (the folder containing the
folder).Code:
images - Step 6 (CRITICAL): At the bottom of the tool, select "Clean all".
- WARNING: Do NOT select "Clean all and lock" unless you are 100% sure you are flashing the correct China ROM on a China device. Locking the bootloader on a cross-region flash will brick the phone.
- Step 7: Click "Flash" to begin. The process may take several minutes.
Disclaimer: This process is performed at your own risk. We are not responsible for any data loss, bricked devices, or damage. Please ensure your device codename is kunzite (Redmi Note 15 5G). Flashing the wrong firmware will permanently damage the device. If you have any problems, please drop a comment on the thread.