On the Acrobat on the web homepage, select Documents.
Last updated on
Jun 18, 2025
Learn how to add, edit, modify, delete, and reply to comments.
The review PDFs feature in Acrobat on the web allows you to efficiently add and manage comments for streamlined collaboration.
Add comments and reactions
Note
If the document owner shares the PDF via Adobe Document Cloud, you'll receive an email invitation with a link. Select Open in the email to access and review the document.
Choose the appropriate category from the left pane, then select the document where you want to add comments.
Select the text that you want to highlight and add a comment to and then select from the Context menu.
To add a general comment without highlighting any text, select from the Quick Actions toolbar, then place it on the desired location in the document to drop the comment.
To insert text, select > Insert text from the Quick Actions toolbar. Then, move the cursor to the desired position on the document and start typing.
In the Comments pane, type your comment.
To add a reaction with the comment, select Open emoji picker and then select a desired reaction emoji from the panel.
Select Post.
Manage comments
Note
A contributor cannot edit, modify, or delete comments added by other collaborators. However, the PDF owner can delete the comments.
Select Edit, delete, or reply to comments from the right pane to open the Comments pane.
Select the comment that you want to edit, delete, or reply to.
To edit the comment, select > Edit.
To delete the comment, select > Delete.
To respond to a comment, select the comment, type your feedback in the Add a reply text box, and then select Post.
Note
When a recipient replies to a comment, the original author is automatically @mentioned to ensure they're notified. To disable auto @mention, select your profile icon > Settings, and then uncheck the Auto mention checkbox. Select Save and refresh the page to apply the changes.
To add a reaction to a comment, hover over the comment and select Add reactions and then select a reaction from the panel.
Note
You can easily remove a reaction that you added by selecting it.
The comments that you add or update on the PDF file are automatically saved.
