These are the hardware requirements for running AE CC2019 on MAC OS Processor : Multicore Intel processor with 64-bit support Operating system: macOS versions 10.12 (Sierra), 10.13 (High Sierra), 10.14 (Mojave) RAM: 8GB RAM minimum (16GB recommended) Hard disk space: 6GB of available hard-disk space for installation; additional free space required during installation (cannot install on a volume that uses a case-sensitive file system or on removable flash storage devices)Additional disk space for disk cache (10GB recommended) Monitor resolution: 1440x900 or greater display resolution Please check if your MacBook Air meets these minimum requirements. If it does I would recommend uninstalling AE using Adobe Cleaner Tool AdobeCreativeCloudCleanerTool.dmg Then reinstall AE and do NOT migrate any settings if prompted. Let me know if this works Mo
... View more