To ensure that your files are really being uploaded, you can notice the progress bar at the bottom side of FileZilla.
FTP client apps will work, and these steps explain how to use FileZilla. To upload files from local computer to server, just drag the files you want to upload from the left panel (local computer) and drop them the right panel (server). Linux Hosting account with File Transfer Protocol (FTP) using FileZilla. FileZilla comes with a drag and drop functionality.Once done filling out the fields, click the Quickconnect button. In the Port field, you can leave it blank or type “21”.