Configuring external storage options for attachments
Use external storage to attach content to a case or Pulse conversation.
Before you begin:  If you are using a web storage provider, ensure that web
      storage providers are correctly configured. For more information, see the article
        Downloading and configuring pluggable web storage provider components on
        Pega Community. 
    - In the header of Dev Studio, click the name of the application, and then click Definition.
- On the Application form, click the Integration & security tab.
- 
         In the Content sourcing section, configure one or more external
          storage systems. 
        - To use external content for case attachments only: - Select Source from CMIS systems.
- Optional: To change the label that users see when they add an attachment from this system, enter a description in the Label for this content source field.
 
- To use external content for case or Pulse attachments from a web service provider: - Select Source from web storage providers.
- In the Provider list, select an installed web storage provider for which you have an account and a content location.
-  In the Authentication profile field, press the Down Arrow
                key and then select an authentication profile of type OAuth 2.0. Note: You must use the same authentication profile to store content in and source content from the web storage provider.
- Optional: To change the label that users see when they add an attachment from this web storage provider, enter a description in the Label field.
- Optional: To use content from more than one web storage provider, click Add and repeat these steps to configure another provider.
 
- To use external content for case or Pulse attachments from a repository:- Select Source from repositories.
- In the Repository list, select a repository for which you have an account and a contents location.
- Click Browse.
- Select the folder from which to source attachments.
- Click Select.
- Optional: To change the label that users see when they add an attachment from this web storage provider, enter a description in the Label field.
- Optional: To use content from more than one folder or web storage provider, click Add.
 
 
- To use external content for case attachments only: 
- Click Save.