https://www.androidsage.com/2017/07/08/download-flyme-6-1-0-0g-stable-version-available-for-meizu-m3s-m2-note-pro6-and-mx5/
[Download] Flyme 6.1.0.0G Stable version available for Meizu M3S, M2 Note, PRO6 and MX5