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Underline PDFs on Surface Pro
Efficient PDF Underlining on Your Surface Pro
or drag and drop a file
Supports PDF and image file formats (maximum 100MB)
By using the product, you agree to our Terms of Service and have read our Privacy Policy.
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Frequently Asked Questions
Use the pen tool in our online annotation tool. You can underline by drawing below the text with your stylus or touchscreen on the Surface Pro.
Yes, you can. Simply upload your PDF in the browser and use various annotation tools like pen, text, and highlighting to start editing.
No, direct text editing is not supported. You can add annotations to the document but not alter the existing text.
Absolutely! The pen tool is perfect for freehand annotations like underlining and is customizable in color and stroke width.
No installation needed. Use the online tool in your web browser on the Surface Pro for easy annotations.
The tool supports PDF formats for multi-page documents, as well as image formats like JPG, JPEG, PNG, and WEBP.
Yes, use the color picker to choose your desired color before starting to underline with the pen tool.
Yes, it works with all Surface Pro versions since it's operated through the web browser, making it widely compatible.
No, an internet connection is required as annotations are made online in your browser.
Yes, upload your image to the tool and use text annotations, highlights, and shapes to add details to your graphics.
After annotating, you can download your file with all edits and annotations or save it to Evernote.
No, you need to download the file or save it to Evernote to retain your annotations.
Yes, each file must be under 100 MB. Larger files cannot be uploaded.
No, the tool processes one file per session. Complete the annotation of one file, then start a new session for the next.
Yes, you can browse through your entire PDF and add annotations to each page as needed.