Starting with Chrome update 37, Chrome is available in 64-bit format on Windows. When running 64-bit Chrome, the user must also have 64-bit Java installed.
» Windows and 64-bit Java
Chrome does not support Java 7 on the Mac or Linux platforms.
A 64-bit browser (Safari or Firefox, for example) is required to run Java 7 on Mac OS X. 32-bit browsers such as Chrome do not support Java 7 on the Mac platform. Firefox is the recommended browser for Java on Linux.
» More information about Chrome 64-bit plugin for Mac
Note: If you are downloading Java within Chrome and this message is shown, we recommend clicking the Always run on this site button.
If you see a message bar within Chrome that says Java(TM) is required to display some elements on this page, click on Install plug-in in the Chrome message bar, or download from java.com.
If you see a message bar within Chrome that says Java(TM) was blocked because it is out of date, click on Update plug-in in the Chrome message bar to get the latest Java.