I\'ve been reading hundreds and hundreds of posts related to several MS graph explorer API issues without being able to solve mine by myself; I hope I don\'t overlap with anothe
According to your description, I assume you want to list the joined teams but get the 404 Error Code.
Based on my test, There are two reasons why this problem may occur.
#1, when we use the following API, we should login in our teams first.
GET /beta/me/joinedTeams
#2, we should use a valid Azure AD
account to access the API. The guest account in the Azure AD Account may couldn’t access the teams resources.