FileZilla
Also on WindowsTransfers files to and from servers over FTP and SFTP.
Installs from Ubuntu's own software archive.
Good news: FileZilla runs on Linux. It's the same app you use on Windows, and TuxPick installs it for you from Ubuntu's own software archive.
Install FileZilla with TuxPickIt works on Ubuntu 22.04 and 24.04, and on systems built on them like Zorin OS and Pop!_OS.