Note: I have only successfully tested this on an RS819 running DSM 7.2-64570 Update 3.
- sshinto your new Synology via your normal user account, e.g.- ssh userName@synologyIp.
- Enter su -iand, when prompted, enter the password you just entered forsshaccess. You should now be root.
- Follow the instructions here. For posterity, I've listed the short version here, but I urge you to not only read the link's instructions, but also to inspect the shell script in the following step prior to running it.
- Execute the following command: curl https://gist.githubusercontent.com/ta264/2b7fb6e6466b109b9bf9b0a1d91ebedc/raw/b76a28d25d0abd0d27a0c9afaefa0d499eb87d3d/get-docker.sh | sh
- Once you see the message Done. Please add your user to the Docker group in the Synology GUI and reboot your NAS., do so by navigating to Control Panel/User & Group, select your normal user account that you used tosshinto the Synology in step 1, select Edit, go to User G