Configure built-in-tabs

Custom tabs

1. In order to configure the tabs, you need to use Microsoft Graph.
2. After which you need to associate Teams with a tabbed source that you wrote. The tabs should be the following: entityId, contentUrl, removeUrl, and websiteUrl.
3. Finally, use Microsoft Graph to edit the built-in-tabs.

Website tabs 

Use the following table to configure website tabs.

Property	Type	Description
entityId	string	Null
contentUrl	string	URL of the website
removeUrl	string	Null
websiteUrl	string	URL of the website

Next Page: Creating two different tabs