Software⏱️ 3 min read📅 2026-06-11

How to Fix: Chrome shut down in Catalina OS with Error

Google Chrome crashes on Catalina OS with a Code Signature Invalid error.

Quick Answer: Try reinstalling Google Chrome or updating the system to the latest version.

Google Chrome may shut down unexpectedly on Catalina OS with an error message indicating a code signing issue. This problem affects users who are using Google Chrome as their primary web browser on their Mac devices running Catalina OS.

This issue can be frustrating, especially when you have multiple tabs open and need to access important information quickly. Fortunately, there are steps you can take to resolve this problem.

💡 Why You Are Getting This Error

  • The primary reason for this error is a code signing issue, which occurs when the operating system cannot verify the authenticity of the Google Chrome application. This can happen due to various reasons such as outdated software, corrupted files, or incorrect configuration.
  • An alternative cause could be related to the Catalina OS itself, where there might be a problem with the way the operating system handles code signing for certain applications.

🛠️ Step-by-Step Verified Fixes

Reinstalling Google Chrome

  1. Step 1: Open the Applications folder and locate the Google Chrome application. Right-click on it and select 'Move to Trash'.
  2. Step 2: After moving the application to the trash, restart your Mac device.
  3. Step 3: Once your Mac has restarted, navigate to the Apple ID website and sign in with your account credentials. Click on 'Restore Purchase' and then click on 'Download' next to Google Chrome. Follow the prompts to install the application.

Updating Catalina OS

  1. Step 1: Open the System Preferences window by clicking on the Apple menu and selecting 'System Preferences'.
  2. Step 2: Click on 'Software Update' and check for any available updates. If an update is available, click on 'Update Now' to download and install it.
  3. Step 3: After updating Catalina OS, restart your Mac device and try opening Google Chrome again.

🎯 Final Words

By following these steps, you should be able to resolve the issue with Google Chrome shutting down on Catalina OS. If the problem persists after trying both methods, consider reaching out to Apple support for further assistance.

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