Open Microsoft Outlook on your computer. The Outlook icon looks like an "O" and an envelope. You can find it on your Start menu.
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Click Account on the File menu. This will open your account and software information on a new page.
On some versions, this option may be named Office Account.
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Click the Update Options button under Product Information. The Product Information section shows your software's details. This button will open a drop-down menu of your update tools.
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Click Update Now on the menu. This option will check online for available updates, and install the latest software update on your computer.lick the File tab. This button is in the upper-left corner of the Outlook app window. This will open your file options on a new menu.