@yahialababidi,

To specify your user account as a destination, users must click on the receiving wallet button icon (QR code):

If you sent in STEEM without a memo, send a tiny amount of STEEM to ionomy proving your account ownership and authorizing return of funds.

Contact [email protected] and the team will get everything sorted out:

https://support.ionomy.com/hc/en-us/requests/new

https://support.ionomy.com/hc/en-us/articles/360043999692-Missing-memo-recover-policy-HIVE-HBD-STEEM-SBD