Office 365 (Outlook 2011) - Attach a file or a folder to a message

You can send files and folders by attaching them to an e-mail message. When you attach a folder, Outlook compresses the contents of the folder into a single .zip file.

Note: Before you attach a file, please review Office 365 limits.

  1. In your message, on the Message tab, click Attach.

     Message tab, Attach

  2. Locate the item or folder that you want to attach, select it, and then click Choose.

    Attach a file - choose

    If you are attaching a folder, on the confirmation dialog box, click Compress.

    Attach a file - compress confirmation


    • A list of the attachments to the message appears below the Subject box.
    • To remove an attachment from a message, hold down CONTROL and click the attachment, and then click Remove.
    • You can also add attachments by dragging a file or folder from the desktop or Finder into the body of the message.

Important: If you cannot send a message because the message size is too large, try the following:

  • Compress the attachment(s) prior to attaching them to the message: To compress a file or folder, Control-click it or tap it using two fingers, then choose Compress from the shortcut menu.

    If you compress a single item, the compressed file has the name of the original item with the .zip extension. If you compress multiple items at once, the compressed file is called

  • Upload the attachment(s) to a shared location and provide a link to them within the message.

What else can I do?

Insert a signature into a message

See Also:

Keywords:microsoft office o365 web client outlook 2011 help email calendaring reply forward messages attachments files   Doc ID:31892
Owner:Ara M.Group:Office 365
Created:2013-07-29 09:37 CDTUpdated:2015-06-01 15:30 CDT
Sites:DoIT Help Desk, DoIT Tech Store, Office 365
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