# Flash clock time separators

When enabled, the clock indicator (which by default is the colon) will flash on and off each second.

  • Tested on macOS:
    • Big Sur
    • Catalina
    • Mojave
  • Parameter type: bool

# Set to false (default value)

defaults write com.apple.menuextra.clock FlashDateSeparators -bool false && killall SystemUIServer
  • The time separator stays solid continuously.

# Set to true

defaults write com.apple.menuextra.clock FlashDateSeparators -bool true && killall SystemUIServer
  • The time separator flashes every second.

# Read current value

defaults read com.apple.menuextra.clock FlashDateSeparators

# Delete current value

defaults delete com.apple.menuextra.clock FlashDateSeparators && killall SystemUIServer