P3D V3.3.5 has been released, let us know if it solves any of your issues with the 3.3 update!
A hotfix has been released for the Prepar3D v3.3 Client. The v3.3.5 hotfix is available now and can be downloaded from your Downloads page. This update only requires an update to the Client. See the Prepar3D v3 Download and Installation Directions for more details on how to quickly update. If this is your first time downloading v3.3, it is automatically included in the available downloads. This hotfix corrects two major issues identified quickly after release: Third party scenery visual anomalies. Various visual artifacts, increased memory usage, and missing features. Multiplayer sessions only showing other players if they were the last to join. Thank you to the community for assistance in identifying the issues and to third developers for providing more information.
-The Prepar3D Team