On Blockchain, three confirmations is the standard for all users. A transaction ID looks like this: To check the number of confirmations for a transaction, paste the ID into a block explorer like fo: Press enter and then youll see more details about your transaction: There is a greater than 60 chance your transaction will. Bitcoin Wiki : Community guidelines, do not use URL shortening services: always submit the real link. The first step in canceling your Bitcoin transaction is to check whether or not it has any confirmations.
If it fails, the Bitcoins will be credited back to your wallet since Bitcoins can't be lost. The funds already donated will be spent on some sort of advertising, as intended. On average, the Bitcoin transaction size is 226 bytes. You may need to use another wallet or specialized software that allows double spending for the transaction to be broadcast to the network. Blockchain, the worlds most popular Bitcoin wallet platform with over 12 mln users, have an accurate fee estimation feature which allows users to predict when the transaction will be confirmed. You can also use Bitcoin Core as a very secure Bitcoin wallet. If your transaction is unconfirmed for hours, just wait. Even though a transaction with a higher fee is initiated long after a group of transactions with lower fees, miners tend to prioritize the transaction with a higher fee and broadcast it to the network.