You can send files and folders by attaching them to an email message. You also have the option to send files through a connected cloud account. When you attach a folder, Outlook for Mac compresses the contents of the folder into a single .zip file.
In Outlook for Mac, you can:
Send a message with an attachment | Open, preview, or remove an attachment | Manage cloud storage accounts
Send a message with an attachment in Outlook for Mac
You can share files and folders, whether from your local computer or share from a cloud service, in emails as attachments. If you have a hyperlink where a file is located, or would like to share a link to an online location, this is where you can also share that.
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In a draft or New Mail, select Attach File. Choose where to search for the file or folder you'd like to attach.
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Locate the item or folder that you want to attach, select it, and then select Choose.
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If you are attaching a folder, on the confirmation dialog box, select Compress.
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Continue composing your email.
Tip: You can also add attachments by dragging a file or folder from the desktop or Finder into the body of the message.
Open, preview, or remove an attachment from a message you're composing in Outlook for Mac
Files you attach appear below the subject line. While a message is still in draft mode, you can preview, open, or remove an attachment.
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Select the drop-down arrow next to the file.
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Select Preview, Open, or Remove.
Manage cloud storage accounts in Outlook for Mac
The first time you try to attach a document from a cloud storage account, or if you want to add another account, you'll be prompted to add a storage account, such as OneDrive, OneDrive for Business, or SharePoint.
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In a draft or New Mail, select Attach File > Browse Cloud Locations.
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Select Manage Storage Accounts.
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Select an option, such as OneDrive, OneDrive for Business, or SharePoint.
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Follow the prompts to enter your OneDrive log in or a URL of a folder on a SharePoint site.
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Once you've added the account, select the folder that contains the file you'd like to attach to your email.
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When you've located the file, select Choose.
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Continue composing your email.
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In Legacy Outlook for Mac, you can:
Attach a file from your local computer | Share a file from the cloud | Preview, open, or remove an attachment | Manage cloud storage accounts
Attach a file from your local computer in Legacy Outlook
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In a draft or New Email, on the Message tab, select Attach File.
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Locate the item or folder that you want to attach, select it, and then select Choose.
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If you are attaching a folder, on the confirmation dialog box, select Compress.
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Continue composing your email.
Tip: You can also add attachments by dragging a file or folder from the desktop or Finder into the body of the message.
Share a file from the cloud in Legacy Outlook for Mac
You can share files from a cloud storage account that's linked to Outlook.
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In a draft or New Email, on the Message tab, select Insert Link > Browse Cloud Locations.
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Locate the item or folder that you want to attach. Select the file and then select Choose.
Preview, open, or remove an attachment from a message you're composing
Files you attach appear below the subject line. While a message is still in draft mode, you can preview, open, or remove an attachment.
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Select the drop-down arrow next to the file.
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Select Preview, Open, or Remove.
Manage cloud storage accounts in Legacy Outlook for Mac
The first time you try to attach a document from a cloud storage account, or if you want to add another account, you may be prompted to add a storage account, such as OneDrive, OneDrive for Business, or SharePoint.
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In a draft or New Email, on the Message tab, select Insert Link > Browse Cloud Locations.
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Select Manage Storage Accounts.
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Select an option, such as OneDrive, OneDrive for Business, or SharePoint.
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Follow the prompts to enter your OneDrive log in or the URL of a folder on a SharePoint site.
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Once you've added the account, select the folder that contains the file you'd like to attach to your email.
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When you've located the file, select Open.
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Continue composing your email.
See also
View attachments in Outlook for Mac
Create or remove a hyperlink in a message in Outlook for Mac
