Meizu has released a new stable version of Flyme 6 for the Meizu M6S, Flyme 18.104.22.168G. Most of the times Meizu doesn’t send updates via OTA, and users have to manually download and install them.
Though it is very easy to install a new update on Meizu, but if you don’t know how to, then read here:
This time, Meizu has not provided the changelog of the new update. There might be some bug fixes, and updated security patch.