Ability to expand/contract all subtasks in task list at once

[Andrea_Mayer]

Hello @Pamela_Harasyn
this could be a workaround: Subtasks Expanded in List View as default - #2 by Rebecca_McGrath

Same is explained here also: See subtasks in board or list view (without expanding) - #2 by Daniel_Frischknecht

And this might be interesting for you as well to upvote: Ability to expand/contract all subtasks in task list at once

Also this seems to be what you are looking for: Default layout saves open lists of sub-tasks