https://community.extremenetworks.com/t5/extremewireless-wing/wm3400-update-firmware/m-p/60154#M5161 The AP 3510 just supports Release, if you update it to Release 5 you cannot adopt it anymore.<BR /> <BR /> Fri, 12 Feb 2016 02:14:00 GMT André_Herkenrat 2016-02-12T02:14:00Z https://community.extremenetworks.com/t5/extremewireless-wing/wm3400-update-firmware/m-p/60153#M5160 I would like information from where to get updates to WM3400 controller . The current version is ersion 4.2.1.0-008R . As well as to ap3510 .Thank you and I look back . Thu, 11 Feb 2016 18:46:00 GMT https://community.extremenetworks.com/t5/extremewireless-wing/wm3400-update-firmware/m-p/60153#M5160 Felipe 2016-02-11T18:46:00Z https://community.extremenetworks.com/t5/extremewireless-wing/wm3400-update-firmware/m-p/60154#M5161 The AP 3510 just supports Release, if you update it to Release 5 you cannot adopt it anymore.<BR /> <BR /> Fri, 12 Feb 2016 02:14:00 GMT https://community.extremenetworks.com/t5/extremewireless-wing/wm3400-update-firmware/m-p/60154#M5161 André_Herkenrat 2016-02-12T02:14:00Z https://community.extremenetworks.com/t5/extremewireless-wing/wm3400-update-firmware/m-p/60155#M5162 The latest available v4 release for the WM3400 (one that supports the 3510) is 4.4.2.0-003R. It looks like it was posted in December, 2012.<BR /> Please see this article for information on how to download it:<BR /> <A href="https://gtacknowledge.extremenetworks.com/articles/How_To/How-to-obtain-software-images-for-Altitude-APs-and-Summit-WM3000-series-wireless-controllers/" target="_blank" rel="nofollow noreferrer noopener">How to obtain software images for Altitude APs and Summit WM3000 series wireless controllers</A><BR /> <BR /> Fri, 12 Feb 2016 05:39:00 GMT https://community.extremenetworks.com/t5/extremewireless-wing/wm3400-update-firmware/m-p/60155#M5162 Drew_C 2016-02-12T05:39:00Z