Microsoft 365 features that help users manage their subscriptions, account settings, and billing information.
For an Azure free account, the most common causes of that card validation error are:
- Card type not supported Prepaid and virtual cards aren’t accepted for Azure subscriptions.
- Card details don’t exactly match bank records The name, address, and CVV must match exactly what is associated with the card.
- Country/region mismatch The billing address must be in the same country/region selected during sign-up.
- Bank-side restrictions
Ask the bank to confirm that:
- international transactions are enabled
- recurring payments are allowed
- the card is active and not blocked
- the card has sufficient available balance or credit
- Browser/session issue
Try these in order:
- refresh the page
- use a different browser
- use an InPrivate/Incognito session
- clear cached cookies
- if the sign-up page hangs during identity verification, allow third-party cookies
- Account profile issue If Azure sign-up still fails, verify the account profile details are complete and valid in the Microsoft account center, then make sure the card billing address matches the bank record.
If the card is a standard Visa card and all details already match exactly, the next best step is to contact the bank to check for transaction restrictions. If that still doesn’t resolve it, contact Azure billing support.
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