Canceling a transaction on Coinbase isnât possible. If youâd like to get your money back, you will have to the merchant directly regarding your refund. Merchants are also responsible for refunds in case you donât receive the ordered product. Coinbase will issue a refund only in two situations when their error caused: An unauthorized transaction from your account An incorrect transaction from your account Itâs important to notify Coinbase about this mistake as soon as possible so that they can look into it and issue a refund to your E-Money Wallet. You need to make sure to send the cryptocurrency supported by Coinbase, or your funds will be lost and non-recoverable. Ways To Request a Coinbase Refund You can request a refund either from Coinbase or the merchant in questionâdepending on the reason behind your requestâand these are the options you have: