# Disable application quarantine message

Turn off the “Application Downloaded from Internet” quarantine warning.

⚠️ Stopped working on Big Sur.

• Tested on macOS:
  • Catalina
• Parameter type: bool

# Set to true (default value)

"Application Downloaded from Internet" popup will display

defaults write com.apple.LaunchServices "LSQuarantine" -bool "true" 

# Set to false

"Application Downloaded from Internet" popup will not display

defaults write com.apple.LaunchServices "LSQuarantine" -bool "false" 

# Read current value

defaults read com.apple.LaunchServices "LSQuarantine"

# Reset to default value

defaults delete com.apple.LaunchServices "LSQuarantine"