Jre 7 installation for mac os x. download the file. before the file can be downloaded, you must accept the license agreement. 2. from either the downloads window of the browser, or from the file browser, double click the .dmg file to launch it. 3.. Determining the installed version of the jre. if you have not yet installed apple's java os x 2012-006 update, then you are still using a version of apple java 6 that includes the plug-in and the java preferences app. see "note for users of os x that include apple java 6 plug-in". only one jre can be installed.. If you are running a release of mac os x that includes apple java 6, for example 10.7.3, 10.7.4, 10.8.0, there is an important difference about the installation of oracle java (both jre and jdk) that you should be aware of..
If you are running a release of mac os x that includes apple java 6, for example 10.7.3, 10.7.4, 10.8.0, there is an important difference about the installation of oracle java (both jre and jdk) that you should be aware of.. Oracle has released a new version of the java se runtime environment (jre). use the action below to update java to version 7, update 85. this update is available for mac os x 10.7.3 and later.. With mac os 10.7 (lion) and later, the java runtime is no longer installed automatically as part of the os installation. follow any of the methods below to install java runtime..