System RequirementsĪny Intel-based computer running OS X 10.8 (Mountain Lion) or later. See 'OS X Platform Install FAQ' for general information about installing JDK 8 on OS X. See 'JDK 8 and JRE 8 Installation Start Here' for general information about installing JDK 8 and JRE 8. This page describes how to install and uninstall JDK 8 for OS X computers.
The last time this kind of thing bit me I was inadvertently installing the run-time Java (which is what Apple usually provides a link to) on my server, not the full Java SDK (which has the compilers and stuff you need to do developmentn). To run Photoshop CS3 on a Mac under macOS High Sierra, the legacy version of Java has to be installed.
Another reason for the reemerging prompt to download legacy Java SE 6 runtime is that a system might already have one out of three Java 9 updates or even Java SE 10, which are incompatible with the old version of the famous Adobe product.
