Join a device to UIC's Azure Active Directory through the use of a Group Policy Objects and verify that the device has successfully entered a hybrid join state.
This only applies to Windows devices.
Add the following setting to a group policy object linked to your devices:
NOTE: if you don't have any blank GPOs available and would like to request one for this, please submit an Active Directory service request and select "Request new GPOs for your department".
Force policy refresh on your client:
NOTE: You can also wait for the device to refresh policies, instead of forcing a refresh, which can take up to an hour.
To verify that a device is enrolled in Azure AD:
NOTE: Azure AD Join can take some time (more than 5 minutes).
All information was obtained from Microsoft's official documentation.
If you experience any issues with Azure AD hybrid join, please submit an Endpoint Management support request.