The information displayed in the status bar at the bottom of a Lister can be configured with a number of different codes. The information that can be displayed includes:
The status bar is configured from the Status Bar page in Preferences. You can optionally define a completely separate status bar for dual-display Listers.
More:
Codes for file and folder counts
Codes for disk space
Codes for music and video duration
Codes for graphical elements
Other Codes
Bar graphs and Percentages
Hiding sections on the status bar
Padding sections on the status bar