How-To2026-03-223 min read
How to Annotate a PDF — Add Highlights, Notes & Drawings
Annotate PDFs
Go to Annotate PDF
Upload your PDF
Choose highlight color (yellow, green, blue, pink)
Click and drag to draw highlight rectangles
Navigate between pages
Click Process & Download
Highlight Colors
| Color | Typical Use |
|-------|------------|
| Yellow | Important points |
| Green | Positive / agree |
| Blue | Reference / citation |
| Pink | Questions / review needed |
Tips
Draw multiple highlights per page
Hover over a highlight to see the delete button
Use "Clear All" to start over
Navigate between pages with arrow buttons
Related Tools
Edit PDF — add text annotations
Add Stamps — add APPROVED/DRAFT stamps
Redact PDF — permanently remove content (black boxes)