There are various reasons you might not be able to buy crypto or add cash:
Your account may have been temporarily disabled.
Your account may not be recognized as a trusted payment source. There are two common reasons for this:
If we received a chargeback while processing one of your transactions, it might prevent us from completing other orders. If you know of any chargebacks or reversals on a recent trade, please include this information when contacting us.
Sometimes, we need more information to confirm you own the payment methods on your account. If you haven't already, please upload an ID document for each person with verified information on your Coinbase account. This helps speed up our review process.