The Microsoft redirect is what you want to pop up.
Step 1: go to
UPS Enterprise Portal Log In
Step 2: click login in the upper right corner
Step 3: in the Microsoft webpage asking for an email, enter your employee number followed by @ups.com EX; "
[email protected]"
Step 4: enter the password from your "old" UPSers login
Step 5: you're in, now go

yourself
Don't forget to add "@ups.com" to the end of your ID, this is where you're messing up. If you can't get in you're beyond tech illiterate. Azure Active Directory is the smartest thing UPS has done in a long time on the tech side, will save money and time.