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Outlook 2010 Help and How-To
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Attach a file, message, contact, or task to an email message
Include and insert file attachments, such as pictures and documents in messages. Outlook items such as tasks, contacts, or calendar items can also be attached.
Blocked attachments in Outlook
Some attachment file types are automatically blocked because of their potential for introducing a virus into your computer.
Open and save attachments
Open attachments with the program associated with the attachment file type or save attachments to your computer.
Instantly view received attachments in the Reading Pane without opening the attachment.
Reduce the size of pictures and attachments
Optimize the size of pictures and attachments for e-mail to avoid exceeding the maximum message size limits associated with most e-mail accounts.
Print attachments received in email messages
Print attachments received with an email message or when viewing a message in the Reading Pane.
Send large files to other people
Large attachment might be blocked by Outlook or your mail server. Discover alternative ways to share large files.
Why do some attachments appear in the message body?
The message format -- HTML, plain text, or Rich Text Format -- determines how attachments appear in Outlook messages.
Find all messages with attachments
Locate Outlook 2010 email messages that contain file attachments.
Forward multiple messages as a combined single message
Save time by forwarding multiple messages as a set in a single message with the Forward as Attachment command on the ribbon.