Review and define toolbars on the Planning main tab in SHELL4_TABITEMS.XML file, GN4ShellConfiguration > GN4ShellMenus > Menuset Name="PlanningMainTab" > ToolbarList.

All toolbars (by main tab)

Articles, Collections, Contacts, Editions, Pages, Planning, Publishing, Media Galleries, Shell, Start, Tracking, Trash can

See also

Toolbars (general information)

Configuring toolbars