Comment the file in one of the following ways: click the options menu (. open the comments list expand the comments list sort comments filter comments fill out pdf forms and modify your pdf by adding annotations. select a file you want to comment, and click add comments in the right pane. follow these easy steps to edit a pdf online by adding comments: choose a pdf to edit by clicking the select a file button above, or drag and drop a file into the drop zone. the comments list displays all comments in a pdf, and it provides a toolbar with common options, such as sorting, filtering, and other options to work with comments. use the annotation and drawing markup tools, such as lines, arrows, boxes, and other shapes, to add comments to your pdf document in adobe acrobat and acrobat reader. once acrobat uploads the file, sign in to add your comments. easily edit documents and add text, shapes, comments and highlights to a pdf file. select the desired annotation tool, and click where you want to place in the pdf. post questions and get answers from experts. ), comment pdf and choose add comments. how to comment on pdf files: 12 tips, tools, and best practices 8 min read septem if your current method for providing feedback on a pdf involves endless email chains, long- winded descriptions, and hand- drawn illustrations, you’ ll know how confusing – frustrating even – it can be to get your points across. you can also customize the appearance of the commenting tools. free online pdf editor. but there’ s a solution. use the toolbar to add text, sticky notes, highlights, drawings, and more. the selected pdf file is displayed in the browser window with the add comment toolbar.