https://communities.vmware.com/t5/Horizon-Desktops-and-Apps/How-to-upgrade-parent-machine-from-1809-to-1903/m-p/2853804#M94277 <P>Its not recommended to upgrade a parent image, you should make a new one.&nbsp; There is a kb somewhere that says this, but I don't have it offhand at the moment</P> Mon, 21 Jun 2021 19:53:15 GMT sjesse 2021-06-21T19:53:15Z https://communities.vmware.com/t5/Horizon-Desktops-and-Apps/How-to-upgrade-parent-machine-from-1809-to-1903/m-p/2853800#M94276 <P>How to upgrade parent machine from 1809 to 1903</P> Mon, 21 Jun 2021 19:37:10 GMT https://communities.vmware.com/t5/Horizon-Desktops-and-Apps/How-to-upgrade-parent-machine-from-1809-to-1903/m-p/2853800#M94276 ramachandrankes 2021-06-21T19:37:10Z https://communities.vmware.com/t5/Horizon-Desktops-and-Apps/How-to-upgrade-parent-machine-from-1809-to-1903/m-p/2853804#M94277 <P>Its not recommended to upgrade a parent image, you should make a new one.&nbsp; There is a kb somewhere that says this, but I don't have it offhand at the moment</P> Mon, 21 Jun 2021 19:53:15 GMT https://communities.vmware.com/t5/Horizon-Desktops-and-Apps/How-to-upgrade-parent-machine-from-1809-to-1903/m-p/2853804#M94277 sjesse 2021-06-21T19:53:15Z