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Other PDF Issues

How to Fix Adobe Acrobat Crashing When Changing Highlight Color

Phi Hung VoPhi Hung Vo Oct 19, 2026 868 views

Question details

The user experiences sudden application crashes when attempting to change the color of highlight or underline annotations in a PDF file.

How to Fix Adobe Acrobat Crashing When Changing Highlight Color
Product
Adobe Acrobat
Device & OS
not provided
Scenario
Modifying the color of existing highlights or underlines while reviewing and annotating a PDF document.
Observed behavior
The PDF reader unexpectedly closes or crashes completely whenever the annotation color palette is accessed or a new color is applied.
Before you start

Ensure your device has a stable internet connection to download necessary software updates, and save any other open documents to prevent data loss.

Solution 1Recommended

Update Adobe Acrobat and Device Operating System

Keeping your application and operating system fully updated resolves known compatibility bugs that cause unexpected crashes during annotation.

Software crashes often occur when an outdated version of a PDF reader interacts poorly with a newer device operating system. Updating both ensures optimal compatibility and stability.

1
Access your app store

Open the App Store on your iOS device or the Google Play Store on your Android device. If you are on a desktop, open the application and navigate to the Help menu.

2
Update the PDF application

Search for Adobe Acrobat in the store. If an update is available, tap the Update button to install the latest version.

3
Check for OS updates

Navigate to your device Settings, select System or General, and check for Software Updates. Install any pending operating system updates.

4
Restart and verify

Restart your device to apply all changes. Open the PDF again and attempt to change the highlight color to see if the crash is resolved.

Update Adobe Acrobat and Device Operating System
Update Complete: Most crashing issues are completely resolved after ensuring both the application and the underlying operating system are running their latest versions.
Free Microsoft Office alternative

Edit and Annotate PDFs Without Crashing Using WPS Office

If your current PDF reader continues to crash, WPS Office provides a stable, lightweight, and free alternative for viewing, editing, and annotating PDF documents. Enjoy seamless highlighting, underlining, and color adjustments without performance issues.

Smooth and stable PDF annotation tools for highlighting and underlining without crashes.Fully compatible with standard PDF formats and Microsoft Office files.Lightweight application that doesn't consume excessive device memory or processing power.Free to use with a familiar, user-friendly interface for effortless document management.
microsoft office alternative - wps office

Frequently Asked Questions

Why does changing a highlight color crash my PDF reader?

Crashes typically happen due to application bugs, outdated operating systems, insufficient device memory, or a corrupted PDF file that triggers a compatibility error when rendering new visual elements.

How can I change highlight colors in a PDF if my app keeps crashing?

You can use an alternative PDF editor like WPS Office. Open your PDF in WPS, select the highlight tool from the Comment or Annotate tab, and pick your preferred color from the palette to bypass the crashing issue.

Does a large PDF file cause annotation tools to crash?

Yes, exceptionally large PDFs with complex formatting or hundreds of existing annotations can overload the application's memory allocation on mobile devices, leading to unexpected crashes when modifying colors.