When a user opens a bulk edit screen or a record page itself, the user experience has been changed since updated the org to Dynamics 365 (Online).

When the legacy form rendering is turned off, the current or the previous form will not be displayed.

Instead, the form order will be displayed.

There is a community thread discussed about the behavior:

https://community.dynamics.com/enterprise/b/dynamics365apps/archive/2017/02/27/kb-investigating-dynamics-365-form-display-behaviour