You can now select multiple nodes using the row checkboxes in list view and clear their durations all at once with "Clear duration".
Related: Set the duration of a node
https://teachme.jp/8/manuals/49771933
2026/09/16 You can now clear duration in bulk from the list view
2026-09-29 00:28:20 UTC
2026-10-01 21:34:02 UTC