Use the Reading Pane to preview items without opening them. You can choose whether to mark previewed messages as read or use single key reading. You can also preview up to three lines of a message in the message list, and you can split the message window in long messages.

Add or subtract months from a date with the EDATE function. You can use the EDATE function to quickly add or subtract months from a date.. The EDATE function requires two arguments: the start date and the number of months that you want to add or subtract. To subtract months, enter a negative number as the second argument.

Signing out of Office lets you disconnect from services like OneDrive, removes your settings, and clears the list of frequently used documents.

Microsoft Authenticator is a free app that helps you sign in to all your accounts without using a password - just use a fingerprint, face recognition, or a PIN.

Find Microsoft Excel help and learning resources. Explore how-to articles, guides, training videos, and tips to efficiently use Excel.

Notes: If you're using the desktop version of Excel on a Windows PC, see this Excel Quick Start.. If you're using the desktop version of Excel on a Mac, see Office for Mac Quick Start Guides and Excel for Mac Help.

Note: If either your Outlook.com mailbox or your OneDrive storage is full, you cannot send or receive email.Check your Outbox or your mailbox storage to see what's taking up space. Learn more.

Use the Quick Assist app to get help with a computer problem from family or friends or help them out. Quick Assist uses a remote connection, so remember to only use it with people you trust, since they can see your computer screen or control your PC (if you allow it).

Important: Steps may be different between new and classic Outlook for Windows. To determine which version of Outlook you're using, look for File on the ribbon.If there's no File option, follow the steps under the New Outlook tab. If the File option appears, select the tab for Classic Outlook.

Email can fill your Outlook inbox quickly – new messages, replies, and forwards. Before you know it, you could have thousands of messages. Keep your Outlook inbox and its folders under control by moving older items you want to keep to an archive.Use AutoArchive to do this automatically.