Windows Not Detecting the External Monitor

After HP laptop rebooted this morning, the external monitor is not detected by Windows.

The following steps have been taken :

  1. Confirmed HTML cable is a good one by connecting to other PC or laptop working fine.
  2. Updated with the latest Display Adapters driver.
  3. After the above two steps, go to Start -> Settings -> System ->  Display tab, find and press the Detect button under the heading Multiple Displays. Still not working:


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