Issue: Laptop fails to connect to an external display or TV via HDMI.

Step 1: Basic Checks

1. Ensure both the laptop and the external display/TV are powered on.

2. Verify that the HDMI cable is securely connected to both the laptop's HDMI port and the

external display/TV's HDMI port.

3. Confirm that the external display/TV is set to the correct HDMI input source.

Step 2: Display Settings

1. On Windows:

- Right-click on the desktop and select "Display Settings."

- Scroll down and click on "Advanced Display Settings."

- Under "Multiple Displays," choose the appropriate option (e.g., "Extend" or "Duplicate").

2. On macOS:

- Go to "System Preferences" > "Displays."

- Navigate to the "Arrangement" tab and ensure the "Mirror Displays" box is unchecked.

Step 3: Restart Devices

1. Restart both the laptop and the external display/TV. Sometimes a simple restart can resolve

connectivity issues.

These troubleshooting steps cover a wide range of potential issues. If you're not comfortable

performing certain steps or the issue persists, please call the Helpdesk at x4444 or enter a

service ticket at the following URL:

 https://calbaptist.freshservice.com