In Konsole, line numbers are on the right side and there doesn’t seem to be an option to change this. There is also no option for configuring the font. It would be good to have options to have line numbers on the left or on the right and to modify font size and color for line numbers. Related discussion: https://discuss.kde.org/t/line-numbers-left-side-in-konsole/27634
Also, it would be good to have them not overlap console output.
Updating the title to clarify the feature request, thanks! (In reply to Thorolf E.R. Weißhuhn from comment #1) > Also, it would be good to have them not overlap console output. This is a separate issue, https://bugs.kde.org/show_bug.cgi?id=485970