Ensure you are running at least Version 1.4.0 (or the most recent version listed on their official site).
This is the standalone app installed alongside your aircraft.
Once the update is applied, the "Beta 9" logic is overwritten by the new files. The "Quick Fix" (Temporary Workaround)
The QualityWings 787 remains a masterpiece of flight simulation, but its legacy beta versions can be finicky. Keeping your software updated via the is the only permanent solution to the "Beta 9" expiration.
If you have updated the aircraft and are still seeing the error, it’s likely that some old files were cached or not properly overwritten.
With the older date set, the "Beta 9" check will pass, and the gauges should initialize.