sleep wake – MacBook Air would not detect inbuilt show

I just lately up to date to MacOS 12.5 (21G72) and now my 2018 MacBook Air not detects the inbuilt Retina show when waking up from sleep whereas linked to my exterior monitor. The inbuilt show stays clean and the exterior monitor is the first show.

I’ve tried the next:

  1. Unplugging the cable to the monitor, however the inbuilt monitor stays clean.
  2. Including one other Show (my iPad) from System Preferences > Shows and urgent Possibility does give me entry to the Detect Shows button. However clicking on that button doesn’t end result within the system detecting the inbuilt show.

At present, the one technique for restoring use of the inbuilt show is to carry out a {hardware} reset on the system. Whether or not or not the MacBook is connected to the exterior monitor, the system restarts with a usable inbuilt show. (A software program Restart from the Apple menu solely brings the system again with the identical situation.) What is going to treatment this lack of show detection after sleep? What has modified on this replace of MacOS Monterey?