Hello,Software downloads can generally be found on our portal:https://extremeportal.force.com/ExtrArticleDetail?an=000083342Regarding flash player, EXOS has not used flash for the web GUI since early version 16. If you upgrade to the latest code for those 2 devices, you shouldn't need flash player.
Another helpful link, officially recommended version per device:
Hey Leo,On that same page, if you click the software version, it'll take you to the release notes for that version so you can see any new features. This is also generally available here:
Regarding your specific scenario: If you don't need any specific features on the 31.4 branch, you'll probably have more stability on the 30.7.2 branch as it is older and more tested.
Contact Us:Sam PirokCommunity@extremenetworks.com