Unable to deploy Exchange Activesync accounts to ouriOS devices enrolled in Hexnode. Tried enabling OAuth and also removing and re-adding the accounts, but the accounts are not syncing.Possibly something to do with Micrsoft’s modern authentication?
It does have to do with Microsoft deprecating BasicAuth and moving to Modern Authentication. Effective from Oct 1st 2022, Msft started disabling BasicAuth for specific protocols including EAS. You can however re-enable BasicAuth for EAS from the M365 admin centre until the end of Dec 2022. Checkout this article for details about the steps:
On a side note, Microsoft suggests moving to Outlook for iOS and Android devices when connecting to Exchange Online. You can use Hexnode’s app configuration feature to remotely deploy the necessary configurations for the Outlook app using XML files.
25 October 2022