???????????????????? ???????????????????????? transactions, once confirmed, cannot be canceled because blockchain technology makes all( １－８８８－６３６－８１９０ ) completed transactions permanent and irreversible. If the transaction is still pending, there may be an option to attempt a replacement using a custom nonce( １－８８８－６３６－８１９０ ) and higher gas fee, depending... https://www.laundromatresource.com/forums/topic/can-you-cancel-a-%f0%9d%97%a7%f0%9d%97%bf%f0%9d%98%82%f0%9d%98%80%f0%9d%98%81-%f0%9d%97%aa%f0%9d%97%ae%f0%9d%97%b9%f0%9d%97%b9%f0%9d%97%b2%f0%9d%98%81-transaction-2/