Hi @vuquochuy ,
If I understand you correctly, you are referring to the feature that locks the user interface for other users when one user is already in that entity? This feature is there to ensure that input can only be changed and saved by one user at a time.
We did notice that some tree apps have been designed such that the root entity acts more as a dashboard or landing page for users, which do not require saving. For this case, a feature has been rolled out a couple of months ago to accommodate for this scenario:
Maybe this is what you are looking for?