To copy a file from Windows to your Deck, for instance, you can right-click on it in File Explorer and use Share To > Send to remote device via KDE Connect. Going in the opposite direction, open
F8PjW. Connecting Remote Desktop Connection to compatible servers. Remote Desktop Connection is a client, and it needs to be used with compatible servers. There are different ways to connect to those servers: Directly typing the server name (or IP address) into the Connect to: input. By using an invitation that you received.