Sign in to Outlook on the web for business

  1. Open your web browser.

  2. Go to Office 365 sign-in.

    Not using Office 365 for business? Choose one of the following:

    Email account

    Sign-in information

    If your email address ends in,,, or

    Go to Skip the rest of this topic.

    Corporate Exchange-based email that does not use Office 365

    You have to get the web address from the person in your company who manages email. For example, a company named Contoso might tell you to sign in to to get your email.

  3. Enter your full email address (for example, If you don't know your email address and password contact the person in your business who manages your email account.

  4. Enter your password.

  5. Choose Sign in.

  6. Choose the app launcher in the upper right corner Office 365 app launcher icon, and then choose Mail, Calendar, or People (your contacts / email addresses).

    Office 365 app launcher showing the Mail, Calendar, People, Yammer, OneDrive, and Task tiles

Frequently asked questions

  1. Sign in to Outlook on the web. For help, see Sign in to Outlook on the web.

  2. In the upper-left corner of the page, choose App launcher App launcher button > Mail.

    Choose the app launcher and then choose Mail.

  3. On the navigation bar, go to Settings Settings: update your profile, install software and connect it to the cloud > Options > Mail > Automatic processing > Clutter.

  4. Unselect Separate items identified as clutter > Save Save .

    To turn off clutter, clear the selections on this page and then choose Save.

    Or, if your page looks like the one below, choose Don't separate items identified as Clutter.

    Clutter options
  5. The Clutter folder remains in Outlook even after you turn off the feature.

Outlook on the web is the web browser version of Microsoft Outlook that is used by businesses and organizations. Outlook on the web can only be used to access Office 365 for business and other accounts that are hosted on a server that's running Microsoft Exchange Server. (formerly is a modern email service that provides free email for personal use. email addresses include,,, and You can’t sign in to an account by using Outlook on the web. For information about how to access your existing account or how to sign up for a new account, go to

You can use most popular web browsers to access your mailbox. For more information about browser support, see our supported browsers.

If you're using Office 365, see Getting started in Outlook Web App for Office 365. If you're not using Office 365, see Getting started in Outlook on the web for business.

If you're using Office 365 Home Premium, you can’t access your email by using Outlook on the web. Office 365 Home Premium doesn't include an email service.

The light version of Outlook on the web provides a simpler, HTML-based interface that works well with screen readers. For more information, see light version of Outlook on the web.

To sign out of Outlook on the web, select your picture on the nav bar, and then choose Sign out.

If you're using Office 365, see Change your password.

If you're not using Office 365, see Change password in Outlook Web App.

If you need help signing in, contact the person who set up the work or school account you use with Office 365 for business or Office 365 Education. You can also visit Support community: Office 365 for business.

If your business uses Exchange-based email and is not using Office 365, contact the person that manages email for your business.

You need to be using the paid email service available to Office 365 for business subscribers or be using an Exchange-based email account to use Outlook on the web. If your email address ends in,,, or, you need to sign in to your account at the webpage.

It's possible that the person who set up your Office 365 for business or Office 365 Education account has set up an account for you but hasn't yet assigned you an Exchange Online license that is needed to use email services. You can check with your admin to see if you have an Exchange Online license with your account.

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