Knowing this will help me provide specific migration steps. Orbx Arlanda Bridges Issue - PREPAR3D® V5.x Support Forum
Many sceneries include a "Configure" button in Orbx Central. Use this to toggle static aircraft, 3D grass, or specialized lighting to save on FPS. ORBX P3Dv5
Visit the OrbxDirect official site to download the latest version of Orbx Central. Knowing this will help me provide specific migration steps