In this blog you will see how to update the owner and permission levels for the site group in SharePoint Online site collection using Powershell.

Syntax:

Connect-SPOService -Url https://c986-admin.sharepoint.com/ -credential [email protected]

Set-SPOSiteGroup -Site https://c986.sharepoint.com/ -Identity "My Group" -PermissionLevelsToRemove "Full Control" -PermissionLevelsToAdd "Design" -Owner [email protected]

Output:

Updated the permission level and owner for the group “My Group”.