This podcast episode explains how to Enable and Customize Global navigation in the SharePoint app bar. This covers Prerequisite for enabling global navigation, how to enable the global navigation, adding Global navigation logo & title, editing global navigation, etc.

This episode is also available as a blog post at: https://ganeshsanapblogs.wordpress.com/2021/04/04/enable-and-customize-global-navigation-in-the-sharepoint-app-bar/