This release contains bug fixes and minor improvements.
First create a backup of your USB flash boot device: Main/Flash/Flash Backup
If you are running any 6.4 or later release, click 'Check for Updates' on the Tools/Update OS page.
If you are running a pre-6.4 release, click 'Check for Updates' on the Plugins page.
If the above doesn't work, navigate to Plugins/Install Plugin, select/copy/paste this plugin URL and click Install: