Lightroom v6.0 macos High Sierra 10.13.1 (17B1003) hi-spec macbookpro Any advice much appreciated - before I look at Luminar and ON1 as more reliable alternatives (and yes Luminar is about to include asset management so I wonder if it's more stable than LR). Solved: Hello everyone, I recently intalled the Adobe Creative Cloud App for my Macbook Air (Early 2015) running macOS High Sierra (10.13) and downloaded the - 9355013.