Hi, and thanks for reaching out. I am Zainab, an Independent Advisor and a Windows user like you. I'll be happy to help you out today.
Can you tell me more about the issue? So, I can have a better view of what you are experiencing on your computer. Where are you trying to sign in? Are you having issues signing in on your computer, account, or application? Have you made any changes or updates before the issue?
You could also add a screenshot of the issue.
How to include a screenshot in your post:
https://answers.microsoft.com/en-us/feedback/fo...
I look forward to hearing from you.
Zainab