1. GoVisually - the #1 cross-platform PDF annotation tool. OS support: Windows, macOS, iOS & Android. Device support: Web, mobile, & tablet. GoVisually is the #1 PDF annotation tool optimized for all devices. Even better, we have an Android and iOS app, which comes in handy when working on PDFs and needs a user-friendly interface on the go!Emnote is a new standard for digital note-taking in Windows platform. Write down your thoughts, annotate on PDFs, draw and sketch your diagrams and mind-mapping. Fully compatible with Microsoft Surface Pro, and other Windows 10 tablets.Open the Google Doc that you want to annotate. Click the Insert menu. Select Drawing. Draw the annotation that you want to add. To add text to your annotation, click on the text field and type your text. 2. Annotating with highlights. You can also use highlights to add annotations to your Google Doc.2. Annotate PDF in OneNote. Before you can annotate a PDF file, you need to add it to OneNote but as a printout. Check the point above to know how to do that. OneNote will scan the PDF and create ...GRAHL PDF Annotator is fantastic for writing on and otherwise annotating PDFs, and for navigating on PDFs. I use it with my Surface Pro with very large PDF files. I also just OneNote heavily, but OneNote really doesn't work well for large PDF files.UPDF for Windows and Mac packs powerful PDF features for seamless experience. You can edit text in PDF or edit image easily. You can add annotations like highlighter, underline, strikethrough, sticky notes, add links in your PDF, and more. You can also convert PDFs with OCR, into editable documents and fill and sign your PDFs with ease.01. Create a free account with pdfFiller or sign in to your existing one. 02. Import your document or use an alternative option to import your file to our editor. 03. Discover the top and right toolbars and find the feature to Annotate PDF with our an AI-driven solution. 04.Step 1: Open your PDF with Adobe Acrobat DC. Unless you are opening a PDF that's already in a managed review workflow, you won't immediately see a toolbar of annotation tools. That's okay ...Aug 29, 2023 · 1. Upload your PDF to Xodo’s free PDF Annotator tool. 2. Use any of Xodo’s annotating tools by selecting them from the toolbar. Then click and drag over the text you wish to annotate or click on the page where you want to insert an annotation. 3. Once you’re done annotating your PDF document, click on Download or save your annotated PDF ... Annotate your research articles easily in Zotero.Get the 30-day Research Jumpstart Guide: https://www.sciencegradschoolcoach.com/30day-research-guideCheck ou...Dropbox makes annotating your files easy. You can annotate photos, markup PDFs, and share comments on files, documents, or images—right from your Dropbox account. No extra software needed. The advanced file preview features of your Dropbox account make it easy to leave an annotation or comment on any supported file type.If you want to annotate the pdf, and have anything you do in it stay on the file, then you need an annotation program. A lot of people enjoy Drawboard PDF for this. You can also insert a pdf into a onenote page by dragging it into onenote, and selecting to insert printout. The first commenter was right about enabling indexing.How to annotate and highlight PDFs on an Android. From any web browser on your device, navigate to the edit PDFs online page on Acrobat online and follow the steps below. To upload a PDF, tap the blue button labeled "Select a file.". You can grab files from anywhere on your connected device — internal storage, Google Drive, or your ...The Pre- and Postfix parts of the annotation markdown can now be disabled in the settings. (See #30) Clicking a PDF annotation link now causes an immediate jump to the annotation. No more glitchy scrolling. (See #21) Potential fix to the memory leak mentioned in #28 added. Added core-js.Open a PDF in Acrobat and select the Comment tool. Add PDF annotations to your file. You can add text boxes and sticky notes, underline text, strikethrough content, highlight text and more. Save your file. You can also use the Share With Others icon to send the file to others for commenting, but only select annotations are supported.4. iLovePDF. iLovePDF is one of the best free online PDF editors with all the tools required for managing PDFs. Likewise, its iPad app also features the same features. You can edit PDFs with annotations, fill out forms, and add signatures like any other tool.Obsidian PDF++. This is an Obsidian.md plugin for a better PDF experience. Specifically: It transforms backlinks to PDF files into highlight annotations, i.e. you can annotate PDF files with highlights just by linking to text selection. Alternatively, you can add annotations directly into PDF files so that they are also visible outside Obsidian.#obsidian #obsidianapp #markdown ☕ Buy Me A Coffee - https://www.buymeacoffee.com/antoneheywardIn this video, I show how to use the Annotator plug-in to anno...Your annotations are directly saved to the PDF and synced to Google Drive. Paperpile uses open standards to make sure you can read and edit your annotations with any other standards compliant program. All your papers in one place. Nice and tidy. Start Paperpile. Highlight text and add notes with the most advanced PDF annotator for the web.Here, make sure that the "Annotate" tab is selected. Below it, you'll see buttons for highlighting text, adding text, using a highlighter tool and the pen tool, and a lot more. The first tool is the "Highlight" tool. Tap on it to select it. If you want to change the color, you can tap on the color palette icon next to it.Step 1: Open your PDF with Adobe Acrobat DC. Unless you are opening a PDF that’s already in a managed review workflow, you won’t immediately see a toolbar of annotation tools. That’s okay ... How to annotate a PDF. Sign in to Adobe. Use any browser to navigate to Edit PDFs in Acrobat online services. Click the blue button labeled “Select a file” or drag and drop your PDF into the drop zone to open the document. After your file has uploaded, sign in to an Adobe, Google, or Apple account. 2. Annotate your PDF on your PC. As of version 6, Zotero has its own built-in PDF editor that can be used to annotate PDFs. If you use another program to edit PDFs, Zotero will still save the annotations you make from PDFs in other programs, such as Adobe Acrobat. To enter Zotero's PDF editor, double click a PDF or the reference that the PDF is attached to.Foxit PhantomPDF. Check Amazon. $129/year at Microsoft. Edit and manage. This powerful PDF app allows you to annotate PDFs and organize and manipulate PDF files and pages. You can also use it to ...2. PDFescape. PDFescape not only allows you to edit and annotate PDF documents, but it also allows you to build new PDF forms, fill out PDF forms, password protect your files, and share documents. Text comments, shapes, photos, sticky notes, and highlights can all be added to documents using PDFescape.Navigate to an OneNote page include PDF attach file. In "Gem for OneNote" v35, click " Cooperation " tab -> " Play " group -> " PDF Comment ". You now can view the PDF attach file. Put cursor bellow of PDF attach file. Click "Comment" button on top of PDF Viewer. Gem will insert a Comment tag, and insert "Page: Number". When you click on ...With these PDFs, you're able to annotate them directly with your Apple Pencil, so that means highlighting, marking up, commenting, drawing on documents — you name it, Acrobat Reader can do it. It even allows you to fill out and sign forms hassle-free, which is probably one of the most popular reasons for having a PDF app on the iPad in the ... How to annotate PDF files: Open a PDF in Acrobat and select the Comment tool. Add PDF annotations to your file. You can add text boxes and sticky notes, underline text, strikethrough content, highlight text, and more. Save your file. You can also use the Share With Others icon to send the file to others for commenting, but only select ... Annotate PDF's with Markup Hero Use Case #3 - Creating Fillable PDF Forms. The need to create a form on top of an existing PDF is a fairly common use case but more of a special need situation. Of course you can do this in Acrobat, but it's kinda a pain and Acrobat is expensive. Many of the tools listed here offer the ability to add fillable ...In the Safari app , you can mark up a webpage, highlight your favorite parts, draw and write notes, and share your document as a PDF with others. Tap . Tap Markup , then use the tools to annotate the webpage. Tap Done, then tap Save File To. Choose a file to save it to, then tap Save. In Safari on iPad, mark up a webpage, highlight your ...A simple and powerful PDF tool. Our goal is to make PDF editing and conversion as simple and accessible as possible. PDF Guru is the perfect tool for those who have never had to edit, merge, annotate, or convert a file before. To them, we offer a beginner-friendly solution that is easy to use. Meanwhile, users who often deal with PDFs will also ...Open a PDF in Acrobat and select the Comment tool. Add PDF annotations to your file. You can add text boxes and sticky notes, underline text, strikethrough content, highlight text, and more. Save your file. You can also use the Share With Others icon to send the file to others for commenting, but only select annotations are supported.Select an annotation or drawing markup tool. From the quick tools menu on the left, select the desired annotation to add to the PDF. Note: After you make an initial comment, the tool changes back to the Select tool so that you can move, resize, or edit your comment. (The Pencil and Highlight Text tools stay selected.)You can collaborate on a note with real-time annotation changes; View and edit PDFs. iPadOS 17 makes it much easier to work with PDFs. Machine learning smarts can identify text fields in PDFs, making it easy to input data. It even works with AutoFill to quickly add names, addresses and the like. Just tap in a field and use the pop-up keyboard ...Hi, I have lots of professional PDFs to read, plus I have to read and grade student work, which usually is handed in PDF format. I was thinking about buying a E-ink E-reader that could read easily PDFs, and that I could annotate with underlining, highlighting and margin notes, and upload to the PC, to send to the students or future rereading.Annotate and sign PDFs easily without printing them chrome://flags/#pdf-ink2 The current version of Chrome Canary (v126) has a flag which enables PDF ink signatures. This means users could enable ...To add or edit text in a PDF that was made in an Office program like Excel or Publisher, start with the original Office file. Open that file in your Office program, make your changes, and then save the file in PDF format again. To convert a PDF and edit it in Word 2013 or newer, check out Edit PDF content in Word. Or use a third-party PDF ...Edit your PDF file online in a few steps! Open PDF Master and drop the PDF file you want to modify. Add elements (text, images, etc.) using the editor. Approve the modified document, download or share it.How to annotate a PDF. Sign in to Adobe. Use any browser to navigate to Edit PDFs in Acrobat online services. Click the blue button labeled "Select a file" or drag and drop your PDF into the drop zone to open the document. After your file has uploaded, sign in to an Adobe, Google, or Apple account. 2. Annotate your PDF on your PC.PDF Annotator for Windows® PDF Annotator is designed for computers running Microsoft® Windows®. Enter your email address and we will send you the link to download and install PDF Annotator on a computer running Windows®. Open a PDF in Acrobat and select the Comment tool. Add PDF annotations to your file. You can add text boxes and sticky notes, underline text, strikethrough content, highlight text and more. Save your file. You can also use the Share With Others icon to send the file to others for commenting, but only select annotations are supported. 2. PDFescape. PDFescape not only allows you to edit and annotate PDF documents, but it also allows you to build new PDF forms, fill out PDF forms, password protect your files, and share documents. Text comments, shapes, photos, sticky notes, and highlights can all be added to documents using PDFescape.6 days ago · PREMIUM FEATURES: EDIT PDFs. • With our PDF editor, edit text and images directly in your PDF (mobile only) • Fix typos or add paragraphs with the PDF editor. • Easily add, delete, or rotate any image. MERGE & ORGANIZE PDFs WITH PDF CONVERTER. • Split or combine multiple files into one PDF with PDF converter. With the latest versions of the Dropbox and Acrobat Reader iOS apps, you’ll be able to annotate and comment on PDFs stored in Dropbox, right from your iPhone or iPad. Just open a PDF from the Dropbox app and tap the ‘Edit’ icon, then edit or electronically sign the PDF in the Acrobat Reader app. All your changes will save back …There are two steps for Annotating PDFs in google classroom. The first step is to change the PDF to annotating PDF format. The second step is to share the PDF file in the classroom so that others can annotate it. 1. Annotating a PDF in Google Classrooms: Google Docs. Okay, if you want to annotate a PDF in Google Drive using Google Docs, You ...There are two steps for Annotating PDFs in google classroom. The first step is to change the PDF to annotating PDF format. The second step is to share the PDF file in the classroom so that others can annotate it. 1. Annotating a PDF in Google Classrooms: Google Docs. Okay, if you want to annotate a PDF in Google Drive using Google Docs, You ...Here is how you can annotate a PDF through Microsoft Edge on your Windows device: Open Microsoft Edge on your Windows 10 device. You can do this by typing the word "edge" in the taskbar or the search field at the bottom of your screen. Once you see Microsoft Edge, select it to open the program.Unlock your potential with a fast and easy PDF Expert app with all the features you need in a well-designed and intuitive user interface. Read PDF files easily, highlight and annotate PDFs, fill out forms, convert any file to PDF, merge several files into one, add notes, summarize and navigate PDF documents in seconds with AI-powered tools ... Your annotations are directly saved to the PDF and synced to Google Drive. Paperpile uses open standards to make sure you can read and edit your annotations with any other standards compliant program. All your papers in one place. Nice and tidy. Start Paperpile. Highlight text and add notes with the most advanced PDF annotator for the web. Click on each tool to customize it and add it on your PDF. To add comments, click on the annotation you created: a small menu will appear on the bottom right corner. Click on the Comment icon and fill in the necessary information (author and message). To save annotations and comments, click on the Save button. Download the marked-up PDF file …Drop and upload your PDF document into the PDF Editor. Add text, images, and annotations from the Mark up tab. Edit existing text from the Edit …Comment and annotate PDF. To get started, give the Acrobat online edit PDF tool a try. One of the new Acrobat online PDF tools, it lets you to easily insert comments, annotations, text, and drawings into an existing PDF document for easier digital collaboration and communication, all without ever leaving your browser window.Reader makes it easy to annotate PDF documents. With Reader on your desktop, you can: annotate PDFs using sticky notes; type text directly onto the page; highlight, underline or use strikethrough tools; and draw on the screen with the freehand drawing tool. The same commenting tools are also available in Acrobat Reader for mobile.With a premium subscription, you can also edit text and images in PDFs, use the PDF converter to combine, organize and convert to PDF & more. PREMIUM FEATURES: EDIT PDFs. • With our PDF editor, edit text and images directly in your PDF (mobile only) • Fix typos or add paragraphs with the PDF editor. • Easily add, delete, or rotate any image.To add or edit text in a PDF that was made in an Office program like Excel or Publisher, start with the original Office file. Open that file in your Office program, make your changes, and then save the file in PDF format again. To convert a PDF and edit it in Word 2013 or newer, check out Edit PDF content in Word. Or use a third-party PDF ...A PDF file can't be easily edited, but you can add notes and annotations for others to see. In fact, you can annotate a PDF file with built-in tools on Microsoft Edge, Google Chrome, or macOS Preview. Sumnotes collects and exports these annotations. Upload a PDF to Sumnotes and in a few seconds, it will show you all the annotations in that file.Edit PDFs in a few clicks, right in Dropbox. Dropbox makes it easy to upload, edit, send, and sign PDFs in one place. No technical wizardry, no back-and-forth file conversions, and no additional software to install. Annotate, add a signature, and reorganize pages in your PDFs, then share them—all within your Dropbox cloud storage, at no extra ...How to annotate and highlight PDFs on an Android. From any web browser on your device, navigate to the edit PDFs online page on Acrobat online and follow the steps below. To upload a PDF, tap the blue button labeled "Select a file.". You can grab files from anywhere on your connected device — internal storage, Google Drive, or your ...In the Safari app , you can mark up a webpage, highlight your favorite parts, draw and write notes, and share your document as a PDF with others. Tap . Tap Markup , then use the tools to annotate the webpage. Tap Done, then tap Save File To. Choose a file to save it to, then tap Save. In Safari on iPad, mark up a webpage, highlight your ...Page management features to skim and review PDFs. In the editing mode, you can extract, add a blank page for notes, and re-arrange the pages. Different gestures while annotating PDFs. The side menu option activates the special markup mode to annotate PDFs quickly. View the same or different documents side-by-side in split …Annotate PDFs like a pro with our list of 20 free tools, compatible about View, Mac, and mobile devices. Candid a web capture tab or find the situation you want to mark up. iAnnotate will convert it at ampere PDF for annotation. Explore your documents by thumbnails, bookmarks, annotations, or search results.2. PDFescape. PDFescape not only allows you to edit and annotate PDF documents, but it also allows you to build new PDF forms, fill out PDF forms, password protect your files, and share documents. Text comments, shapes, photos, sticky notes, and highlights can all be added to documents using PDFescape.Click on each tool to customize it and add it on your PDF. To add comments, click on the annotation you created: a small menu will appear on the bottom right corner. Click on the Comment icon and fill in the necessary information (author and message). To save annotations and comments, click on the Save button. Download the marked-up PDF file …Open the PDF in Microsoft Edge. Select Save in the toolbar at the top of the screen. Choose where you want to save the PDF and give it a name. Select Save and your PDF will be saved to the location you selected. Save time by using the built-in Microsoft Edge PDF reader. Using the Microsoft Edge PDF reader is a simple and easy way to view, edit ...2. Upload your PDF document: Select the PDF annotation project type, you can upload your file up to 100 MB to annotate a PDF online, please note ruttl also provides you with a feature to annotate images in the same project type as well. (Select project type) (Upload your file to annotate a PDF online) 3.From the Files list, select the file where you want to leave a comment. Select Information in the upper-right corner to open the Details pane. Scroll down to the Notifications section in the Details pane, and in the Add a comment field, type your comments. To reply to a comment, in the Reply field beneath it, type your comment.Wondershare PDFelement is the perfect free software to annotate PDFs without paying a dime. You can annotate PDFs with texts, lines, shapes, drawings, arrows, and more. Note, however, that you may need to purchase the affordable $79.99/year plan to unlock more features and remove watermarks.4. Free PDF annotator with the basic features to annotate and view PDFs. Cons: 1. Lack of some advanced features, such as the OCR algorithm and editing. 2. Cannot add texts to PDF files or add special annotation/comment to PDF. Microsoft OneNote. Microsoft OneNote is more than a cross-platform digital notebook app for Windows, Mac, and the web ...Open the Google Doc that you want to annotate. Click the Insert menu. Select Drawing. Draw the annotation that you want to add. To add text to your annotation, click on the text field and type your text. 2. Annotating with highlights. You can also use highlights to add annotations to your Google Doc.PDF Annotations allow you to highlight important information, make notes, and collaborate with others effectively. What is PDF Annotation? Suppose you …Annotate a Pages document on iPad. Using Apple Pencil or your finger with the pen or highlighter tool, you can edit and add other marks to your document. Smart Annotation marks are connected to and move with the text, object, or table cells where you add them. If you delete the associated text, object, or cells, the annotation is also deleted.To annotate a PDF in the Evernote Desktop Client, do the following: Open Evernote and open the note with the PDF you want to annotate. Annotation button on Mac client. Click the annotate button in the upper right hand corner of the note (see image above). Annotation screen on mac client.PDF annotating is to make notable PDF content outstanding and easy to find. It saves users time from going through the entire document. Teachers, proofreaders, and anyone else can annotate PDFs to clearly indicate the improper part. They can also add references or supplementary materials to correct the document.#excalidraw #obsidianmd ️ Sign up for the Visual Thinking Workshop: https://www.visual-thinking-workshop.com/ 🚀 Cohort 4 starts on May 27. 📔 We will be su...Open a PDF in Acrobat and select the Comment tool. Add PDF annotations to your file. You can add text boxes and sticky notes, underline text, strikethrough content, highlight text and more. Save your file. You can also use the Share With Others icon to send the file to others for commenting, but only select annotations are supported.Foxit. That's a PDF editor that lets you keep PDF files on hand. It's a standard app for the genre with all the classic tools covered. To be more precise, the app lets you view and edit PDFs, comment on them, annotate them, and more. The app also lets you reflow your files and add bookmarks wherever needed.View and edit a PDF in a note. Open the Notes app on your iPhone. In the note with the PDF, tap , then do any of the following: Change the preview size: Tap View As, then choose Small, Medium, or Large. View in full screen: Tap Quick Look. Copy, share, rename, or delete the PDF: Choose an action. When using the Medium or Large preview size, you ...Do you want to annotate PDFs online or offline? Learn how to use Hypothesis, a free and open-source tool, to add comments, highlights, and tags to any PDF document. This tutorial will guide you through the steps of installing Hypothesis, creating an account, and annotating PDFs in different ways. You can also watch a video tutorial for more details.To check the Scribble setting, or to turn it off, go to Settings > Apple Pencil on your iPad. Tap Apple Pencil in the body of a word-processing document in Pages, a spreadsheet in Numbers, or a slide in Keynote where you want to write. Or tap in a text box, shape, or table cell. Tap the Scribble tool in the toolbar at the bottom of the screen ...The Simple Guide to Annotations: How to Annotate PDFs, Ebooks, Images, and Websites. By Saikat Basu. Published Apr 24, 2018. What exactly is annotation all …Here, make sure that the "Annotate" tab is selected. Below it, you'll see buttons for highlighting text, adding text, using a highlighter tool and the pen tool, and a lot more. The first tool is the "Highlight" tool. Tap on it to select it. If you want to change the color, you can tap on the color palette icon next to it.PDFescape is an excellent option for online PDF editing. Simple to use and available to anyone with a web browser, PDFescape may be all you need to edit and annotate PDF files. PDFescape used to ...Steps to Choose an Annotation Tool and Annotate a PDF Document With Ease. Implementing new annotation tools to edit PDF documents can seem daunting at first glance. But, the process doesn't have to be difficult. Here are the steps any reader can take for seamless PDF annotation: 1. Assess your PDF annotation needsA PDF file can't be easily edited, but you can add notes and annotations for others to see. In fact, you can annotate a PDF file with built-in tools on Microsoft Edge, Google Chrome, or macOS Preview. Sumnotes collects and exports these annotations. Upload a PDF to Sumnotes and in a few seconds, it will show you all the annotations in that file.
This is an Obsidian.md plugin for a better PDF experience. Specifically: It transforms backlinks to PDF files into highlight annotations, i.e. you can annotate PDF files with highlights just by linking to text selection. Alternatively, you can add annotations directly into PDF files so that they are also visible outside Obsidian. . Chi to denver
Annotate PDFs on Android. On your Android Device, open the Google Drive app. To enter preview mode, open the PDF you’d like to annotate. At the bottom right corner, tap the annotate button . A toolbar opens with multiple annotating tools. You can use a stylus or your finger to select an annotating tool. Tip: You can tap and hold the toolbar ...Step 1: Specify Your PDF Annotation Needs. Step #2: Find a PDF Annotation Tool That Meets Your Needs. Step #3: Upload Your PDFs. Step #4: Start …PDF Annotation Tools Use UPDF's wide array of annotating functions to mark up your PDFs. Visualize ideas by drawing straight into the document. Work together, share feedback, review documents - all in one place. Free Download Support: Windows · macOS · iOS · Android Buy Now Watch the video . 1 Annotate Part 2. How to Annotate PDF with the Best PDF Annotator PDFelement Pro PDFelement Pro is the best annotation software for Windows. It comes with more features than most of the other available PDF annotation programs. It also has a great user interface which makes it extremely easy to use. Its many advanced features make using this program your ... Open the PDF in Microsoft Edge. Select Save in the toolbar at the top of the screen. Choose where you want to save the PDF and give it a name. Select Save and your PDF will be saved to the location you selected. Save time by using the built-in Microsoft Edge PDF reader. Using the Microsoft Edge PDF reader is a simple and easy way to view, edit ... Open a PDF in Acrobat and select the Comment tool. Add PDF annotations to your file. You can add text boxes and sticky notes, underline text, strikethrough content, highlight text, and more. Save your file. You can also use the Share With Others icon to send the file to others for commenting, but only select annotations are supported. Wave offers a user-friendly PDF viewer, enabling you to highlight PDF text, underline, strikethrough, add comments, stamp, and draw shapes effortlessly. These intuitive annotation tools enhance your ability to work with PDF files, making tasks such as annotating PDFs a breeze. Wave is the ideal solution for managing and annotating PDF files ...The most common way of being able to edit PDF files on a Kindle Fire device is converting them to Kindle Documents. However, if you’re looking for a reading experience, consider opening the ...How to annotate a PDF. 1. Sign up. Create a free account, if you haven't already. Upload a PDF to Lumin and use our easy, extensive suite of annotation tools. 2. Add files. Upload …Steps to Annotate PDF Files. Upload or drag and drop the PDF directly onto the designated area. Select the Comment tool from the top bar, add annotations within the PDF view area. Select text box, sticky notes, highlight text, highlight color, strikethrough, and more—as per your mood and preference.2. Upload your PDF document: Select the PDF annotation project type, you can upload your file up to 100 MB to annotate a PDF online, please note ruttl also provides you with a feature to annotate images in the same project type as well. (Select project type) (Upload your file to annotate a PDF online) 3.Do you want to annotate PDFs online or offline? Learn how to use Hypothesis, a free and open-source tool, to add comments, highlights, and tags to any PDF document. This tutorial will guide you through the steps of installing Hypothesis, creating an account, and annotating PDFs in different ways. You can also watch a video tutorial for more details.iAnnotate by Folia is the best way to read, annotate, and share PDFs, Microsoft Office files, images and web pages! Over 1 million people turn to iAnnotate to take notes, sign agreements, highlight documents, insert stamps and more. New in v4: iPhone support, iPad Pro and multitasking support, auto…How to annotate PDF files: Open a PDF in Acrobat and select the Comment tool. Add PDF annotations to your file. You can add text boxes and sticky notes, underline text, strikethrough content, highlight text and more. Save your file.How to annotate PDF documents online. Step 1. Click inside the file drop area to upload a PDF file or drag & drop a PDF file. Step 2. File will be automatically rendered for you to view instantly. Step 3. Add annotations to the document. Step 4. Download the annotated version of your PDF file..