Docker Synology Download
Docker BitWarden - self hosted password manager using bitwardenrs/server image: Docker Firefly III - self-hosted manager for your personal finances: Docker Install nginx-proxy-manager: App Synology DS Manager – Download Station macOS app and Safari Extension 2020 NEW. On my side, to update a container using Synology docker GUI, I just first download the new container image as you did (Through the registry), then stop my container to update, then Actions Clear. And finally just start the container / done! This trick do not delete my config and data and upgrade “in place” my container. Hope this helps.
A lightweight software containerization solution powered by Docker Inc. By leveraging this cutting-edge technology, Synology delivers even more packages for seamless deployment on your NAS, such as Redmine or GitLab.

More possibilities in DSM
Synology Docker Image Download Failed
Docker is a lightweight virtualization application that gives you the ability to run thousands of containers created by developers from all over the world on DSM. The hugely popular built-in image repository, Docker Hub, allows you to find shared applications from other talented developers.
Flexible container deployment
Deploy Docker containers at will and facilitate the maximum utilization of your Synology NAS.

Container import / export
Support for container import / export makes backup and transfer of containers simple and easy.
Docker® Hub Registry
The built-in Docker® Hub Registry enables you to directly search for thousands of applications from developers around the world.
At-a-glance resource monitoring

Synology Docker Download Station
The overview provides a clear dashboard including the NAS CPU, memory and individual container resource usage.
