Am Montag, dem 15.05.2023 um 20:37 +0000 schrieb M.B. Schiekel:
> I think, it would be helpful, if this TOC-indentation feature would
> be integrated in the Koma-script book class :-)
With KOMA script, just use in preamble
\RedeclareSectionCommand[tocnumwidth=4em]{section}
Change the 4em value to whatever you see fit.
--
Jürgen