Have you checked for updates in Settings > System?: Yes
Please describe your issue in as much detail as possible:
I think in certain cases it may be very convenient for users not to have those library separators on non-default sort (for example 'over 20 hours', 'over 10 hours', etc.). I'm sure lots of users would appreciate an option to hide them and have just a sorted list of games.
Hello @Horodep, this reads like a feature request for the Steam client running on SteamOS, and not a platform-specific issue, so I've transferred this issue to the steam-for-linux issue tracker.
Your system information
Please describe your issue in as much detail as possible:
I think in certain cases it may be very convenient for users not to have those library separators on non-default sort (for example 'over 20 hours', 'over 10 hours', etc.). I'm sure lots of users would appreciate an option to hide them and have just a sorted list of games.