To log in to Portal.office.com, follow these steps:

1.Visit the Office 365 Portal: Launch a browser and navigate to Portal.office.com.

2.Put Your Email Address Here: Enter the email address linked to your Office 365 subscription.

3.Click Next: Press the "Next" button once your email address has been entered.

4.Put Your Password Here: Enter your password in the space provided.

5.Click "Sign In": To access your Portal.office.com account, click the "Sign In" button.

6.Finish Any more Authentication processes: If required, finish any more security verification processes, like inputting a verification code that was emailed to or texted to your phone.

7.See Your Office 365 Dashboard: After logging in, you will see your Portal.office.com dashboard where you can see a list of all the apps and services available to you.

You can get help retrieving your login credentials or fixing any login issues by clicking on "Can't access your account?" if you run into any difficulties while attempting to log in.