Hi @IBN
Can you find the Incoming Webhook if searching via apps in Teams?
Please follow the steps in this link: Add an app to Microsoft Teams
If the answer is helpful, please click "Accept Answer" and kindly upvote it. If you have extra questions about this answer, please click "Comment".
Note: Please follow the steps in our documentation to enable e-mail notifications if you want to receive the related email notification for this thread.