User Guide

How to Highlight

2 min read Updated Jun 13, 2026 Edit & Annotate

Mark the most important lines quickly for review, study, or approval without changing the PDF itself.

Overview

Highlighting makes it easier to review clauses, key numbers, and required actions during collaborative reading.

Requirements
  • A text-based or OCR-searchable PDF
  • Document open in reading or comment mode
Step by Step
1

Choose the highlight tool

15 sec

Open the Comment tools and select Highlight.

2

Mark the target text

30 sec

Drag across the words or sentences you want to emphasize.

3

Review color usage

45 sec

Use a consistent highlight color so the meaning stays clear across the document.

Tips
  • Reserve bright colors for decisions or action items.
  • Use underline if highlighting makes text harder to read.
  • OCR the document first if scans do not allow text selection.
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