You can adjust how the file list looks and the order in which files appear. Your preferences are remembered for next time.
Use the view button in the top bar to switch between two densities:
Whichever you choose is remembered the next time you open the File Manager.
Click a column header to sort the list by that column:
Click the same header again to reverse the order. A small arrow on the header shows which column is being used and whether the order is ascending or descending.
Use the toggle button on the toolbar to show or hide the navigation pane, giving the file list more room when you need it.
See also The interface and Changing language.