User`s manual

TransType Pro
50
7. Use the Tools pop-up button to quickly generate all the necessary
name fields on the basis of the Family name:
Using the Tools pop-up button with the Shift key pressed down affects
all the fonts in the family. For example, choosing Revert names with
Shift reverts all names for all fonts in the family.
Note: The OT Family name and OT Style name fields are used for
OpenType PS and TT fonts only. See the
OpenType Fonts section for details.