https://bugs.documentfoundation.org/show_bug.cgi?id=148121
--- Comment #6 from Justin L <[email protected]> --- The "Notebookbar" tab in Tools - Customize showed up in 6.4 with commit 015dc88a595c1c92d2b724cd868aecb07199f995 Author: Sumit Chauhan on Fri May 31 14:59:54 2019 +0530 UI for the Notebookbar Customization tab -- You are receiving this mail because: You are the assignee for the bug.
