How to annotate PDFs (or any other file) in Google Drive

You may already know when Share documents With Google’s own office apps, you can leave comments to facilitate collaboration. But did you know that Google Drive offers the same commenting feature for almost any file, not just Google Docs?

You can comment on Microsoft Office files, PDFs, photos, videos, and more without opening the file. This gives you a quick way to share your comment without spending time opening the file.

Besides the ability to comment on Google Drive files, you have additional features. Could you get a link To comment and resolve completed comments. In addition, certain types of files such as those of Microsoft Office keep the comment when they are downloaded. lets take alook!

Related: How to make a direct download link for Google Drive files

Add a comment in Google Drive

Because apps like Google Docs, Sheets, and Slides have their own apps Built-in commenting featureThe ability to comment in Google Drive is for the other file types mentioned above.

Related: How to collaborate with comments in Google Sheets

To add a comment, open the file in preview. You can do this by selecting the file and clicking the Preview (eye) icon at the top or right-clicking and choosing Preview.

At the top right of the preview screen, select the comment icon.

When prompted, use the cursor to highlight an area of ​​the document that is relevant to your comment. You can do this by dragging the cursor through it using the cross symbol.

Comment area selector

Enter your comment and press “Comment” to save it.

Add a comment in Google Drive

if you want set a task To comment on a collaborator, use the @ (At) symbol before their name or email address. Select it from the list, check the “Set to” box, and click “Set”.

Set a task with comment in Google Drive

Comment actions in Google Drive

As in other Google apps that offer comment feature, you can edit, delete or resolve comments. In Google Drive you can also get a direct link to comment and Share it with your collaborators.

Related: How to share folders, files, and documents on Google Drive

Open the file in Preview as shown above and select Comment. Click the three dots at the top left of the comment. Choose “Modify” to make changes or “Delete” to remove it. To resolve a comment, click the blue check mark at the top left.

Comment procedures

to me get a link To comment, choose “Link to this comment” in the three-dot drop-down menu. When the link appears, you can select and copy it. Click Done and paste the link where you want.

Comment link

Keep comments for file downloads

As mentioned, some of the comments follow the file. So, if you download a file file with comment From Google Drive, you may see an attachment, depending on the application you use to open the file.

Related: How to add comments in Google Docs

For example, here we have a comment on a Word document. When we download this file and open it in Microsoft Word, the comment remains.

Comment in the downloaded Word file

As another example, our PDF contains a comment. When we download it and open it with Adobe Acrobat Reader, we can see the comment.

Comment in the downloaded PDF

This won’t happen for every file type and app, so be sure to test it out before assuming someone else will be able to see your comments when you download it.


The ability to comment on files directly in Google Drive is a useful feature. Whether you use it for collaboration or notes for your own reference, keep this convenient feature in mind.

For more information, see how to do it Set up and use Google Drive on your Mac or how Add it to File Explorer on Windows.

Related: How to add Google Drive to File Explorer