To run Lightroom Classic CC 2019 effectively at its release, the following specs were generally required:
: Options were added to better handle duplicate presets during import. Adobe Photoshop Lightroom Classic CC 2019 8.1 F...
: Windows 7 (64-bit) or Windows 10 (version 1703 or later); macOS 10.12 (Sierra) or later. To run Lightroom Classic CC 2019 effectively at
: 4 GB minimum (8 GB recommended); 12 GB or more is ideal for large catalogs. Adobe Photoshop Lightroom Classic CC 2019 8.1 F...
: Use "Standard" previews matched to your monitor's longest edge resolution to reduce the CPU load during editing. System requirements - Adobe Community
: Always keep your Lightroom Catalog file on a fast internal or external SSD to prevent lagging while browsing.