The calendar quick-create flow now shows placeholder guidance for entering event times, such as typing 8h to mean 8:00. This makes creating calendar entries faster and reduces confusion for users entering times manually.

...nter 8h than it will take 8:00.
Task: https://www.odoo.com/web#id=11041&view_type=form&model=project.task&action=333&active_id=131
Pad: https://pad.odoo.com/p/r.c9f0bikBviN5IFhY