Sailfish X - Sony Xperia X
This post describes my experience with Sailfish X [https://jolla.com/sailfishx/]
on a Sony Xperia X Single SIM (F5121)
[https://www.sonymobile.com/ch-de/products/phones/xperia-x/].
What is Sailfish X? It simply is Sailfish OS [https://sailfishos.org/] adapted
to run on the Xperia X with commercial support