# notify-send > Use the current desktop environment's notification system to create a notification. > More information: . - Show a notification with the title "Test" and the content "This is a test": `notify-send "{{Test}}" "{{This is a test}}"` - Show a notification with a custom icon: `notify-send {{[-i|--icon]}} {{icon.png}} "{{Test}}" "{{This is a test}}"` - Show a notification for 5 seconds: `notify-send {{[-t|--expire-time]}} 5000 "{{Test}}" "{{This is a test}}"` - Show a notification with the specified urgency level (default: normal): `notify-send {{[-u|--urgency]}} {{low|normal|critical}} "{{Test}}" "{{This is a test}}"` - Show a notification with an app's icon and name: `notify-send "{{Test}}" {{[-i|--icon]}} {{google-chrome}} {{[-a|--app-name]}} "{{Google Chrome}}"`