Open flash_tool.exe and load the found inside your extracted firmware ZIP.
Install the MediaTek Preloader USB VCOM drivers on your PC so it can recognize the phone in flash mode. Download Infinix Note (X604) zip
Use this if your phone still turns on and you just want to update the software manually. Open flash_tool
Copy the firmware ZIP to your phone's internal storage or SD card. Go to . Download Infinix Note (X604) zip
Your device should have at least 50% battery to prevent it from shutting down mid-update.
Only download firmware that matches your exact build number (e.g., X604-H633H-O-180928V246 ) to ensure compatibility. 3. Common Installation Methods