What should I do if I have forgotten my password?
You can click on "Forgotten your password" on the login page.
https://osi.rosenberger.shop/en/OSI-helpcenter/B2B-Hilfecenter/account/Konto-B2B/What-should-I-do-if-I-have-forgotten-my-password
Simply enter your e-mail address here to receive an e-mail with a link to reset your password.