Summary
The extended monitor cannot clone the laptop's primary display due to flickering.
Description
- Screen goes on and off while using an HDMI cable.
- Setting up a duplicate display could be difficult in terms of port compatibility and refresh rate limitation.
- The refresh rate between the primary display and the extended display are not the same.
Resolution
How to resolve flickering issues on the extended monitor.
- Open the Start Menu and choose Settings
- Navigate to Display Settings
- Click on Advanced Display Settings
- From the list of options, select your external display monitor (model may vary)
- Choose a refresh rate of 30.000Hz or higher
If the issue persists, Contact your laptop's original equipment manufacturer (OEM).