How to Make Notepad Compare Two Files With a Plugin 2

Comparing documents is a common task that can often be time-consuming and error-prone, especially when dealing with multiple text files. Fortunately, there’s a handy tool that can help streamline this process: a plugin for Notepad++. Notepad++ is a powerful text editor with features that exceed those of the standard Notepad on Windows. With a specialized plugin named “Compare Plugin 2,” you can easily spot differences between two text files, which is extremely useful for anyone working with code, legal documents, or any text that requires careful revision.

how to make notepad compare two files with a plugin 2

Install Notepad++ and Compare Plugin

Before you can start comparing files, you need to install Notepad++ and the Compare Plugin. Notepad++ is a free, open-source text editor for Windows, and the Compare Plugin is an add-on that provides file comparison capabilities.

  1. Download and Install Notepad++: Visit the Notepad++ website ( and download the latest version. Open the downloaded file and follow the installation prompts to install it on your computer.
  2. Install the Compare Plugin: Open Notepad++, go to the Plugins menu, select “Plugins Admin,” Search for “Compare,” then click “Install” next to the Compare Plugin.

Installing Notepad++ and the Compare Plugin provides you with a straightforward tool to identify differences between files, making it easier to edit and synchronize content.

Open the Files in Notepad++

To begin comparing, you need to open both files inside Notepad++.

  1. Open the First File: Launch Notepad++ and click on “File” → “Open.” Navigate to the location of the first file you want to compare and open it.
  2. Open the Second File: Repeat the process to open the second file in a new tab.

Having both files open sets the stage for an effective comparison, allowing you to view and edit them side by side.

Use the Compare Plugin

With the files opened, you can now employ the Compare Plugin to analyze and display the differences.

  1. Start the Comparison: With both files open in Notepad++, navigate to “Plugins” → “Compare” → “Compare” to initiate the comparison.
  2. Analyze the Results: The plugin will display both files side by side, highlighting differences.

The Compare Plugin simplifies identifying discrepancies, amendments, additions, or deletions between two text files, ensuring you don’t miss a single change.

Adjust Plugin Settings

Tailoring the settings in the Compare Plugin can optimize your comparison results.

  1. Access the Settings: Go to “Plugins” → “Compare” → “Settings.”
  2. Customize Your Comparison: Adjust the highlighting colors and choose whether to ignore spaces, case differences, or other options.

By adjusting the settings, you can customize the comparison process to better fit your specific needs, thus making it a more effective tool for your document review.

Navigate Through Differences

The Plugin makes it easy to jump from one difference to the next, allowing for efficient analysis.

  1. Use Navigation Buttons: Use the navigation commands within the plugin toolbar to move between the differences.
  2. Review Changes Carefully: Consider each highlighted section and determine if the changes are as intended.

This functionality helps you systematically review every change, ensuring you don’t overlook any important details.

Save Comparison Report

If you need to share or save the results of your comparison, you can easily export a report.

  1. Create a Report: Click on “Plugins” → “Compare” → “Save as HTML report.”
  2. Choose Save Location: Select where you want to save the report and name the file.

Saving a report can serve as a record of the comparison, which can be referenced later or shared with others for review.

Synchronize Scrolling

When dealing with large files, synchronized scrolling can make the comparison easier to follow.

  1. Enable Synchronized Scrolling: Click on the link button in the Compare Plugin toolbar.
  2. Scroll Through Both Documents: As you scroll in one document, the other will match your movements.

Synchronized scrolling ensures you are looking at the same segment of text in both documents simultaneously, preventing confusion and reducing the likelihood of skipping over differences.

Collapsing Matches and Differences

To focus on the mismatches, you have the option to collapse matching sections of text.

  1. Collapsing Text: Click on “Plugins” → “Compare” → “Settings” and enable the option to collapse matches.
  2. Navigate Through Collapsed Sections: Click on the plus or minus icons to expand or collapse sections of text.

By focusing only on the discrepancies, you can streamline your review process, concentrating on the parts that require your attention.

Reset Comparison

If you make edits and need to re-compare your files, you can easily reset the comparison.

  1. Reset: Click on “Plugins” → “Compare” → “Clear active comparison” to reset the comparison state.
  2. Re-compare Files: Make your edits, save the files, and restart the comparison process.

Resetting the comparison is helpful when multiple rounds of edits are being made, enabling you to re-check your files after each round of changes.

Set Default Comparison Options

For frequent use, setting up default comparison options can save time.

  1. Open the Settings: Go to “Plugins” → “Compare” → “Settings.”
  2. Set Preferences: Choose your preferred settings as default for future comparisons.

The Compare Plugin 2 for Notepad++ is an invaluable tool for people who need to compare textual content with precision. With features like easy navigation through differences, customizable settings, and the ability to save comparison reports, it greatly enhances productivity. However, it does require initial setup and an understanding of its features to use effectively.


The comparison of text files can be daunting for those without technical expertise. Yet, the Compare Plugin for Notepad++ turns this complex task into a manageable one with user-friendly features. Following the steps outlined, from installation to comparison, empowers even the most non-technical users to proficiently analyze and review documents. This tool can become an indispensable part of your daily workflow, offering clarity and accuracy where it is needed the most.


  1. Is Notepad++ with Compare Plugin free to use?
    Yes, Notepad++ and the Compare Plugin are both free and open-source, available for Windows users.

  2. Can I use the Compare Plugin to compare more than two files at a time?
    The Compare Plugin is designed to compare two files at a time. To compare more files, you will need to perform multiple two-file comparisons.

  3. Does the Compare Plugin work with all text file types?
    The Compare Plugin works with a wide range of text file types, but there may be limitations when dealing with files containing highly specialized formatting or non-text content.

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