Other PDF Issues

Fix Adobe Acrobat DC Crashing When Adding Comments on macOS

Algirdas JasaitisAlgirdas Jasaitis Nov 2, 2026 869 views

Question details

Adobe Acrobat DC becomes unresponsive or closes unexpectedly on macOS when interacting with PDF documents.

How to Fix Adobe Acrobat DC Crashing When Adding Comments on macOS
Product
Adobe Acrobat DC
Device & OS
macOS
Scenario
Adding comments, changing comment properties, zooming, or opening PDF files.
Observed behavior
The application freezes, becomes entirely unresponsive, or crashes to the desktop, particularly after updating to macOS Catalina or later.
Before you start

Verify if the crash happens with a single specific PDF file or all PDFs by testing a newly created, blank PDF document on your Mac.

Solution 1Recommended

Update Software and Reset Acrobat Preferences

Outdated software or corrupted preference files are the most common causes of compatibility crashes on macOS.

macOS updates often introduce changes to graphic handling and system libraries. Keeping both your operating system and Adobe Acrobat DC up to date ensures maximum compatibility and stability.

1
Check for Acrobat updates

Open Adobe Acrobat DC, click on the 'Help' menu in the top menu bar, and select 'Check for Updates'. Install any available updates and restart the application.

2
Update macOS

Click the Apple menu, go to 'System Preferences' (or 'System Settings'), and select 'Software Update'. Install any pending macOS updates.

3
Reset Acrobat preferences

Quit Acrobat. Open Finder, hold the Option key, click 'Go' in the top menu, and select 'Library'. Navigate to the 'Preferences' folder and move 'com.adobe.Acrobat.Pro.plist' to your desktop.

4
Test the application

Relaunch Adobe Acrobat DC to automatically generate a fresh preference file, then open a PDF and attempt to add a comment.

Preference Reset: Resetting preferences will revert your Acrobat workspace settings to default, but it will not delete any of your PDF files.
Free Microsoft Office alternative

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If your current PDF reader continues to crash on your Mac, WPS Office offers a stable, lightweight, and free alternative. It features built-in, comprehensive PDF editing and commenting tools with full format compatibility, ensuring your workflow remains uninterrupted.

  1. 1. Download and install: Download WPS Office for Mac from the official website and install the application.
  2. 2. Open your PDF: Launch WPS Office and drag and drop your PDF file into the workspace to open it.
  3. 3. Add comments securely: Navigate to the 'Comment' tab to stably add notes, highlights, and annotations without performance drops.
Flawless compatibility with Adobe PDF and Microsoft Office formatsStable performance on macOS without commenting or zooming crashesLightweight design that saves Mac storage and memoryFree, intuitive tools for highlighting, commenting, and editing PDFs
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Frequently Asked Questions

Why did Acrobat start crashing after the macOS Catalina update?

macOS Catalina dropped support for 32-bit applications and introduced new security and graphic processing protocols. If Acrobat or its installed plug-ins are not fully optimized for these architecture changes, it can lead to unresponsiveness when rendering interactive elements like comments.

How can I stop Acrobat from freezing when zooming in on a PDF?

Freezing during zooming is often related to graphic rendering conflicts. You can go to Acrobat Preferences > Page Display, and uncheck 'Use 2D graphics acceleration' to force software rendering, which may bypass the crash.

Will my comments be saved if Adobe Acrobat crashes?

If the Auto-Save feature was enabled (found in Preferences > Documents > Automatically save document changes), Acrobat may offer to recover your recent changes upon reopening. Otherwise, unsaved annotations made right before the crash will be lost.