- Go to https://account.live.com/names/
You will be prompted to login if you aren’t logged in - Click “Add email”
- From here you can either create a new email alias or use an existing email from anywhere else (Up to you)
OR
- If you added another external email then you will need to verify it, after sending go to the email and click on the link
- You can set the new email as primary
- You can now remove the other email (Optional but you can also keep it)
- Done, your Alias Email is updated, this is the email you enter when signing in.