# Participate in a browser-based review

| Open the FDF file sent by the initiator of the review in Adobe Reader. This starts your browser and opens the corresponding PDF file. Then, use the tools from the Commenting toolbar to add comments.
| Note:In Adobe Reader, the commenting tools do not appear until a PDF document is authenticated. The authentication process may require several seconds; however, you can view the PDF document while you wait.
| On the Commenting toolbar, click Send And Receive Comments to upload your comments to the online document and to see other reviewers’ comments. Do this as many times as you like.
| To read other reviewers’ comments, select the Hand tool , and double-click the comment.
| When you are finished adding comments, click Send And Receive Comments again.

Note:If you experience problems opening a PDF document in a browser-based review, your Reviewing preferences may be incorrect or not account for a firewall, or you may be disconnected from the network. Consult your network administrator for the appropriate settings, or review the document offline.

You may also want to:

Participate in a browser-based review offline

Reply to comments

Change the appearance of comments

Comment and Markup

Participating in a browser-based review in complete Help