(When selecting the private key location, if the hidden folder is not visible, you need to enable the "Show Hidden Files" option in the file manager settings, or manually enter the path.)
In the terminal interface, click on the server in the remote directory list to connect to the remote host.
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A Big Step for the Deepin Community in Ecuador 
The following content is from the user@dxy2020, thanks for the sharing!
System Version: deepin V23 RC2
Terminal Version: 6.0.12
The deepin terminal provides two remote connection methods: password login and passwordless login.
Password Login
This requires you to input the IP address, username, and password of the remote host.
Passwordless Login
Image Source: https://blog.51cto.com/zengyi/9213892
id_rsa.pub(public key) to the server:ssh-copy-id -i ~/.ssh/id_rsa_remote.pub[email protected](When selecting the private key location, if the hidden folder is not visible, you need to enable the "Show Hidden Files" option in the file manager settings, or manually enter the path.)
In the terminal interface, click on the server in the remote directory list to connect to the remote host.