The Conga PDF Viewer makes it simple to view documents created with Composer Link Service for both you and the recipient. When you click the document link in an email sent from Composer Link Service, it automatically opens in the Conga PDF Viewer. Salesforce users can also use the Conga PDF Viewer to view online documents by clicking the hyperlink in the URL field on the Document History object.
You can easily zoom in and out by percentage or page fit, skip to specific pages within the document, and download the file locally with the Conga PDF Viewer.
Refer to the following image to see how the generated document opens in the Conga PDF Viewer: