It installed some updates and gazillion apps. Crappy apps. Oh are these apps awful. Think 'shiny laptop, plain Windows' and after connecting to the internet for the first time you see mandatory mal- and crapware installations, and the applications are unmovable on your desktop all the time. Customer supports says that these aren't optional/cannot be removed.
Please. Samsung is not a decent example for how to run a so-called 'smart' TV.