Why can't they all be released at the same time, like with iOS? It seems like 1.5.2 gets released much later on X20 than on M5. I have the M5, M9 and X20 and they all get released at different times..

I would like to add an external USB hard drive to our Deco M9 Plus mesh. The intention is to have it work as a network drive for the family. You know, photos, documents and stuff. Please advice how th