On July 3, 2025, Portainer switched from version 2.27.8 to the new stable LTS (Long Time Support) 2.27.9 version. Portainer 2.27.9 added the –trusted-origins CLI option and TRUSTED_ORIGINS environment variable to specify (in a comma-separated list) the domain(s) used to access Portainer when it is behind a reverse proxy. Use this option if Portainer is … Read more about Synology: Portainer Docker Version 2.27.9
