Set up Security info from a sign-in page - Microsoft Support You can follow these steps if you're prompted to set up your security info immediately after you sign-in to your work or school account You'll see this prompt only if you haven't set up the security info required by your organization
Sign in using two-step verification or security info Learn about your security info in the Security info (preview) overview article Reset your password if you've lost or forgotten it, from the Password reset portal