The 2015 release focused heavily on enhancing productivity for designers working across different screens and devices.

: Users may encounter compatibility problems with newer operating systems or software, given its release date.

The 20150529.r.88 build was highly celebrated because it introduced several features that are still fundamental to modern design workflows today: 1. Introduction of Artboards

It usually leaves no registry entries or temporary folders on the host computer, making it "stealthy."

A comparison of between 2015 and the current 2024/2025 releases.

Because it lacks resource-heavy background sync services, this build runs efficiently on modest hardware configurations: How to upgrade photoshop Cc 2019 to 2021? - Adobe Community

: This is the exact release timestamp and revision number. It shows the software build was compiled on May 29, 2015 ( 20150529 ) and belongs to revision 88 ( r88 ). This was the initial stable public launch build of the CC 2015 cycle.