While 2018 was a high-water mark for features, it’s worth noting that older versions of Lightroom from this era generally or lens profiles released after their last update.
A powerful addition to the local adjustment tools (Graduated Filter, Radial Filter, and Adjustment Brush), Range Masking allowed users to refine their selections based on: adobe lightroom 2018
The most significant change in the 2018 release cycle was the splitting of the software into two versions. This addressed a long-standing divide in the user base between traditionalists (who preferred local storage) and mobile-centric users (who required cross-device sync). While 2018 was a high-water mark for features,
Improvements to Color and Luminance Masking allowed for highly precise local adjustments, such as selecting only the sky based on brightness or specific colors in a landscape. Improvements to Color and Luminance Masking allowed for
Small but vital workflow enhancements were added to help photographers navigate massive catalogs more quickly. System Requirements for 2018 Versions