Once the update is applied, the "Beta 9" logic is overwritten by the new files. The "Quick Fix" (Temporary Workaround)
Ensure you are running at least Version 1.4.0 (or the most recent version listed on their official site). beta 9 has expired qualitywings 787
The most reliable way to fix the "Beta 9" error is to update the aircraft to the latest version. QualityWings moved past the beta stages long ago, and the current official releases do not have these expiration triggers. Once the update is applied, the "Beta 9"
If you’ve just fired up your flight simulator only to be greeted by a "Beta 9 has expired" message on your QualityWings 787 Ultimate Edition, you aren't alone. This is a common hurdle for users of one of the most popular wide-body add-ons for Prepar3D (P3D) and FSX. Why Does This Happen? QualityWings moved past the beta stages long ago,
Uninstall the 787 via the Control Panel, delete the remaining QualityWings folders in your P3D/FSX directory, and then install the latest installer downloaded directly from the QualityWings website or your vendor (like Flight1).
This is the standalone app installed alongside your aircraft.
If you are mid-flight or in a situation where you cannot download a large update immediately, there is a manual workaround involving your PC's system time: