To block macOS Catalina updates, open Terminal, and run the command sudo softwareupdate --ignore "macOS Catalina". After entering your password and hitting return, the update will be ignored.
Here's a more detailed explanation:
- Open Terminal: Locate Terminal in the Utilities folder within the Applications folder.
- Run the Command: Type the following command into Terminal and press Return:
sudo softwareupdate --ignore "macOS Catalina". - Enter Password: You'll be prompted to enter your administrator password, then press Return again.
- Confirmation: You should see a confirmation message indicating that macOS Catalina updates will be ignored.
- Restart (Optional): Restart your computer to ensure the changes take effect.
- To Re-enable Updates: To allow updates to macOS Catalina again, use the command
sudo softwareupdate --reset-ignoredin Terminal.
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