https://community.splunk.com/t5/Splunk-Enterprise/facing-issue-in-upgrading-UF-from-8-1-x-to-9-2-x/m-p/690440#M19604 <P><SPAN>After upgrading Splunk Universal Forwarders from version 8.1.x to 9.2.x on Windows machines in a distributed environment, my question is: Is it mandatory for both the old and new services to run simultaneously (in parallel), or should only the new version be running ?<BR /></SPAN></P><P>&nbsp;</P><P><SPAN>also the old version, must be deleted or not ?&nbsp;</SPAN></P> Wed, 12 Jun 2024 08:04:25 GMT Bisho-Fouad 2024-06-12T08:04:25Z https://community.splunk.com/t5/Splunk-Enterprise/facing-issue-in-upgrading-UF-from-8-1-x-to-9-2-x/m-p/690440#M19604 <P><SPAN>After upgrading Splunk Universal Forwarders from version 8.1.x to 9.2.x on Windows machines in a distributed environment, my question is: Is it mandatory for both the old and new services to run simultaneously (in parallel), or should only the new version be running ?<BR /></SPAN></P><P>&nbsp;</P><P><SPAN>also the old version, must be deleted or not ?&nbsp;</SPAN></P> Wed, 12 Jun 2024 08:04:25 GMT https://community.splunk.com/t5/Splunk-Enterprise/facing-issue-in-upgrading-UF-from-8-1-x-to-9-2-x/m-p/690440#M19604 Bisho-Fouad 2024-06-12T08:04:25Z