https://community.ruckuswireless.com/t5/ZoneDirector/Upgrading-ZD1100-from-9-8-to-9-10-restore-configuration-not/m-p/9679#M1907 With changes to memory layout and internal processes, the ZD upgrade path has long been needed to retain existing/earlier configuration when upgrading.&nbsp; We always recommend saving a backup (and updating the file name to remind you what version it came from), at each upgrade, which allows you to restore the confugration if you need to revert back for any unknown reason.<BR /><BR />Without a saved backup, a ZD downgrade can result in a factory default config (also an option<BR />if you want it).&nbsp; <BR /><BR />If I guess your situation, you maybe upgraded to 9.10 and configured WLANs but have APs that<BR />aren't supported past 9.8?&nbsp; The Support site, under Tools, has a Log Analyzer (Rowdy) that can<BR />read a ZD debug (save one from Administer/Diagnostics).&nbsp; You can view your present 9.10 WLAN<BR />details, to help recreate them if you have to start over after a 9.8 downgrade.<BR /><BR /><BR /><span class="lia-inline-image-display-wrapper" image-alt="Image_ images_messages_5f91c42a135b77e247997297_6d8a025c95894742622524da77a21464_RackMultipart201505262880519om-74873d32-0e94-4e1e-836e-9f8deacd2eaa-423027253.png1432659678"><img src="https://community.ruckuswireless.com/t5/image/serverpage/image-id/455i0113FA855E54360E/image-size/large?v=v2&amp;px=999" role="button" title="Image_ images_messages_5f91c42a135b77e247997297_6d8a025c95894742622524da77a21464_RackMultipart201505262880519om-74873d32-0e94-4e1e-836e-9f8deacd2eaa-423027253.png1432659678" alt="Image_ images_messages_5f91c42a135b77e247997297_6d8a025c95894742622524da77a21464_RackMultipart201505262880519om-74873d32-0e94-4e1e-836e-9f8deacd2eaa-423027253.png1432659678" /></span><BR /><BR />If you have APs which did connect on 9.10, they will retain their AP names (but not location) info<BR />after they reconnect to your ZD on 9.8, which might help restore them too.&nbsp; I hope this is helpful. Tue, 26 May 2015 17:02:24 GMT michael_brado 2015-05-26T17:02:24Z https://community.ruckuswireless.com/t5/ZoneDirector/Upgrading-ZD1100-from-9-8-to-9-10-restore-configuration-not/m-p/9678#M1906 what a shock !!! the config file for 9.10 is not backwards compatible with 9.8 firmware. is there a tool to convert it to the latest version? or what is the best practice?&nbsp; Sun, 24 May 2015 15:18:11 GMT https://community.ruckuswireless.com/t5/ZoneDirector/Upgrading-ZD1100-from-9-8-to-9-10-restore-configuration-not/m-p/9678#M1906 network_manager 2015-05-24T15:18:11Z https://community.ruckuswireless.com/t5/ZoneDirector/Upgrading-ZD1100-from-9-8-to-9-10-restore-configuration-not/m-p/9679#M1907 With changes to memory layout and internal processes, the ZD upgrade path has long been needed to retain existing/earlier configuration when upgrading.&nbsp; We always recommend saving a backup (and updating the file name to remind you what version it came from), at each upgrade, which allows you to restore the confugration if you need to revert back for any unknown reason.<BR /><BR />Without a saved backup, a ZD downgrade can result in a factory default config (also an option<BR />if you want it).&nbsp; <BR /><BR />If I guess your situation, you maybe upgraded to 9.10 and configured WLANs but have APs that<BR />aren't supported past 9.8?&nbsp; The Support site, under Tools, has a Log Analyzer (Rowdy) that can<BR />read a ZD debug (save one from Administer/Diagnostics).&nbsp; You can view your present 9.10 WLAN<BR />details, to help recreate them if you have to start over after a 9.8 downgrade.<BR /><BR /><BR /><span class="lia-inline-image-display-wrapper" image-alt="Image_ images_messages_5f91c42a135b77e247997297_6d8a025c95894742622524da77a21464_RackMultipart201505262880519om-74873d32-0e94-4e1e-836e-9f8deacd2eaa-423027253.png1432659678"><img src="https://community.ruckuswireless.com/t5/image/serverpage/image-id/455i0113FA855E54360E/image-size/large?v=v2&amp;px=999" role="button" title="Image_ images_messages_5f91c42a135b77e247997297_6d8a025c95894742622524da77a21464_RackMultipart201505262880519om-74873d32-0e94-4e1e-836e-9f8deacd2eaa-423027253.png1432659678" alt="Image_ images_messages_5f91c42a135b77e247997297_6d8a025c95894742622524da77a21464_RackMultipart201505262880519om-74873d32-0e94-4e1e-836e-9f8deacd2eaa-423027253.png1432659678" /></span><BR /><BR />If you have APs which did connect on 9.10, they will retain their AP names (but not location) info<BR />after they reconnect to your ZD on 9.8, which might help restore them too.&nbsp; I hope this is helpful. Tue, 26 May 2015 17:02:24 GMT https://community.ruckuswireless.com/t5/ZoneDirector/Upgrading-ZD1100-from-9-8-to-9-10-restore-configuration-not/m-p/9679#M1907 michael_brado 2015-05-26T17:02:24Z