How to Use Third-Party Storage Accounts With Outlook

Besides attaching files from your PC or OneDrive, Outlook also allows users to attach files from the leading cloud storage accounts like Dropbox, Box, Google Drive, etc. In order to start using third-party cloud storage apps within your Outlook, you first need to configure them. Follow these simple steps to attach Box, Dropbox, and Google Drive files from your Outlook account.

  • Step 1: Login to Your Outlook Account

Go to and enter your login credentials to access your account.

  • Step 2: Go to Outlook

Click on the Outlook icon and go to the web Outlook website. 

Step 3:  Click on Settings

Locate the settings icon in the top of the page and click on it. This will take you to the page where you can apply different Outlook settings. 

Step 4: Expand All Outlook Options

Click on View All Outlook Settings link to find more options.

  • Step 5: Go to Attachments 

From this page, click on the Mail tab in the extreme left. It will open some settings listed under the mail section. Now, click on the Attachments tab.

  • Step 6: Add Third-Party Storage Accounts

Find the Storage Accounts option at the end of the options panel. Click on a cloud storage service you want to add. You can add OneDrive, Google Drive, Box, Egnyte, or Dropbox accounts. 

Step 7: Authorize Your Cloud Storage Account

Enter the login credentials of your third-party storage account and authorize it. We used a Box account of ours for this demo. You can add any account that you own and currently supported by Outlook. Once authorized, you can access your cloud storage account from the Outlook email composer. 

We hope you found this article on Outlook helpful. 

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