You can specify whether you want to use Enter or Ctrl + Enter for creating a line break when entering text.
Procedure
If you enable the check boxes, you can press Enter in the model, in tables, and in Attribute Editing to insert a line break and then press Ctrl + Enter to end editing.
If you disable the check boxes, line breaks are created by pressing Ctrl + Enter and you end editing by pressing Enter.
Depending on your selection, line breaks and end of editing are triggered by the corresponding keys.
The following applies to both: