0X80180018

The user's license is in a state that blocks enrollment.

Symbol / family

MENROLL_E_USERLICENSE

Signed decimal

-2145910760

Unsigned decimal

2149056536

What it means here

Windows MDM enrollment could not proceed because the enrolling user's license is missing, invalid, disabled, or not fully provisioned.

What to check next

1. Verify the user has an Intune-capable license assigned.
2. Confirm the license assignment has finished provisioning.
3. Confirm the intended user is in the MDM user scope.

Technical reference: Microsoft documentation or Microsoft-hosted support material