In these article i will be showing as details. When you are trying to enroll your mobile but it not allowing to enroll.
Error: “This account is not allowed on this phone. Make sure the information you provided is correct, and then try again or request support from your company.”
Cause: The user who tried to enroll the device doesn’t have a valid Intune license.
Resolution:
Assign a valid Intune license to the user, and then enroll the device.
Looks like the MDM Terms of Use endpoint is not correctly configured.
Cause:One of the following conditions is true.
You use both Mobile Device Management (MDM) for Office 365 and Intune on the tenant, and the user who tries to enroll the device doesn’t have a valid Intune license or an Office 365 license.
The MDM terms and conditions in Azure AD is blank or doesn’t contain the correct URL.
Resolution:
To fix this issue, use one of the following methods:
Assign a valid license to the user.
Go to the Microsoft 365 Admin Center, and then assign either an Intune or an Office 365 license to the user.
Correct the MDM terms of use URL:
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Sign in to the Azure portal, and then select Azure Active Directory.
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Select Mobility (MDM and MAM), and then click Microsoft Intune.
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Select Restore default MDM URLs, verify that the MDM terms of use URL is set to https://portal.manage.microsoft.com/TermsofUse.aspx.
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Choose Save.
