replace space by dot in source file editor lazarus / 9-Editor ---------------------------------------------------------------------- jfj39 · 2021-04-07 22:19 Hi With Ubuntu 20.04, Gnome environment. Does any one knows how to change dots by spaces or tabulation (not visible characters) in source code. Thanks in advnce for any help ---------------------------------------------------------------------- Martin_fr · 2021-04-07 22:21 Menu: Tools > Options Page: Editor > General > Miscellaneous: Turn off "Show special characters" That will turn off tabs and spaces anywhere. There is no fine tuning. However instead of turning them off, you can change the color. Page: Editor > Display > Color:  In the color tree:  Text > Visualized special chars