@alicehome2021: See https://winscp.net/eng/docs/faq_username
Before posting, please read how to report bug or request support effectively.
Bug reports without an attached log file are usually useless.
£) symbol. Would be nice to know what is/isn't accepted by WinSCP.
"Access denied". Possibly you have some special characters in the password or username.
session.logfile please look into that and let me know where exactly i am doing wrong.