https://community.appian.com/discussions/f/administration/29643/upgrade-of-ha-setup-without-downtimeHi, We have a HA Setup with Two Nodes. Appian Mandates both to be of the same version. So we need to have a downtime and upgrade both the nodes. Is there any way to do an upgrade without downtime.en-USTelligent Community 12https://community.appian.com/thread/117664?ContentTypeID=1Tue, 15 Aug 2023 09:24:28 GMTd3a83456-d57b-489c-a84c-4e8267bb592a:7d88b2c6-29cb-4b95-8bef-20975550cdecStefan Helzle<p>I don&#39;t think so. But I really suggest to contact Appian to get support for this.</p><div style="clear:both;"></div>