If you are using one of the recommended remasters this same information will be in HELP START HERE.
You can change the mouse action from single click to double click, i.e. directories open or applications run with a double click.
open Rox file manager
right click in the white space
click Options
in the Windows behavior section, un-check Single-click navigation
click Pinboard
in the Pinboard behavior section, un-check Single-click to open
click OK
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