1. Download and extract file 2. Copy folder "CalmAir" 3. Insert folder "CalmAir" in xPlane 11/Aircraft/X-Aviation/Saab 340A/Passenger Variant/liveries/ 4. Insert folder "CalmAir" in xPlane 11/Aircraft/X-Aviation/Saab 340A/Passenger Variant - WEM/liveries/ 5. Enjoy!   Take Command!: Les Saab 340A: https://www.x-aviation.com/catalog/product_info.php/take-command-saab-340a-p-100