I'd work through this one
https://learn.microsoft.com/en-us/azure/cost-management-billing/manage/troubleshoot-azure-sign-up#you-see-the-message-your-current-account-type-is-not-supported
--please don't forget to Accept as answer if the reply is helpful--
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Regards, Dave Patrick ....
Microsoft Certified Professional
Microsoft MVP [Windows Server] Datacenter Management
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