Hi @
I found this article https://apicli.com/2021/12/13/meraki-mr-802-1x-with-azure-active-directory/
And found this threat in a Meraki forum https://community.meraki.com/t5/Wireless-LAN/Azure-AD-authentication-on-Meraki-WiFi/m-p/50285
Hope this helps,
Carlos Solís Salazar
Please "Accept as Answer" and/or Upvote if any of the above helped so that, it can help others in the community looking for remediation for similar issues.