Generate a token and write it down. You will not see it again.
On this page, select size, region and enter your API Token, then hit ok.
You will get an e-mail with the IP address in the format XXX.XXX.XXX.XXX, X being a number from 0 to 255.
Enter the IP address, port 8080, the password shown above (not in the email!), the encryption method aes-256-cfb (should be preselected) into your shadowsocks client and connect.
FAQ
Where do I find clients for Windows, MacOS, Linux, Android, iOS, OpenWRT etc
Are you trying to use the SSH password from the e-mail? Make sure you use the password given on the page when you set it up. If you lost it, there is currently no way of recovering it.
Shadowsocks doesn't connect!
Have a look at the log files, double check IP address, port and password. See if the server was created at DigitalOcean in the backend.