Ensure that you have enabled the single sign-on add-on successfully.
Navigate to your unique Account URL, or to the default Timestamp secure URL:
When you enter your e-mail address the password field will disappear. Click Sign in.
You will now be redirected based on your Office 365 sign in status.
Not signed into Office 365
If you are not currently signed in to Office 365 you will be redirected to the following screen:
Enter valid Office 365 credentials and click Sign in. You will be redirected back your unique Account URL and signed in to Timestamp.
Signed into the wrong Office 365 account
If you have more than one Office 365 account, and sign in using the same Web browser, you may be redirected to the following screen:
Click Sign-out and sign-in with another account. Select the correct account or click User another account.
Signed into the correct Office 365 account
You will be redirected back your unique Account URL and signed in to Timestamp.