Delays may occur when funds are deposited or withdrawn from cryptocurrency exchanges. During this time, you can use the TXID to check the transaction status. Blockchain explorers provide transparent transaction information, helping to confirm whether the transaction was successful, view the number of confirmations, and more. The steps for using TXID to query include obtaining the TXID, selecting the appropriate explorer, performing the search, and interpreting the transaction status. Be sure to distinguish between TXID and address, avoid choosing the wrong explorer, and pay attention to the number of confirmations to ensure the security and accuracy of the transaction.