Your ???????????????? ???????????? transfer may fail due to insufficient funds（８3 3）ー5 3 4ー5 1 1 7, poor internet connection, incorrect card details, unverified accounts, or ???????????????? ????????????'s security ８3 3）ー5 3 4ー5 1 17 measures detecting suspicious activity. https://support.google.com/edu/classroom/thread/357341297?hl=en&sjid=7397415687487968715-NC