Steps:

1. Confirmed device setup – Asked the user if they were using a laptop or desktop. 2. Checked monitor connection type – Asked if the external monitor was connected via built-in port, HDMI, or DP. 3. Opened Display Settings – Navigated to Settings > System > Display on the laptop. 4. Adjusted display mode – Clicked on “Extend these displays” from the dropdown menu. 5. Clicked “Detect” to search for external monitor 6. Advised user to check physical setup – Asked the user to ensure the monitor was powered ON. – Confirmed the input source on the monitor was set to DP. – Instructed the user to replug the DisplayPort cable securely on both the laptop and the monitor. 7. Retried detection – After checking the cable and monitor input, clicked “Detect” again. – Display was detected successfully (if working). 8. Provided alternative advice (if issue persists) – Suggested trying an HDMI cable or another DP cable. – Recommended testing with a different monitor if available.