Choose the mobile app. Open a browser on your computer and go to portal.office.com.Sign in to your Office 365 for business account.

With External Access for Teams, you can add or invite anyone outside of your Teams org who uses Teams, Teams for personal use, Skype (for consumers), and Skype for Business to a one-to-one chat.

Find everything you need to manage your Xbox account, profile, and more.

Notes: This feature is not supported if you sign in with a work/school account. If you use an authenticator app or other multifactor sign in, you will need an app password to sign in.. If you want to create another email address that uses the same inbox, sent, items, and contact list as your existing Outlook.com account, read how to create an email alias.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Select the History tab, and choose how you want to view your history by selecting a filter from the menu.To delete specific sites, right-click a site from any of these lists and then select Delete.Or, return to a page by selecting any site in the list.

View previous versions of a file. If your file is stored in OneDrive or SharePoint in Microsoft 365, you can go back to a previous version of file.

News sources. When you are working with a News web part, you can specify the source for your news posts. Your news posts can come from the site you are on while using the web part (This site), a hub site that the current site is part of (All sites in the hub), or one or more individual sites (Select sites).Another option is to choose Recommended for current user, which will display posts for ...

Type the email address of the other mailbox that you want to open and then select Open.Or, start typing and then select Search contacts and directory to find the mailbox you want to open. Select the shared mailbox you want to open, and then select Open.Another Outlook Web App session opens in a separate window, allowing access to the other mailbox.

Excel contains several functions to help you count the number of cells in a range that are blank or contain certain types of data. Select the cell where you want the result to appear.