|Personal Blog (free)||Yes|
|Commercial / School / Non-profit (premium)||Yes|
This ID identifies Azure Active Directory as the resource that a user who wants to sign into your (WordPress) website requires delegated permissions to, when signing into your website.
Usage / Example(s)
By default the ID “00000002-0000-0000-c000-000000000000” for Azure Active Directory is used and there should not be a reason for you to change this.