With FileZilla, you can edit files on the server. To edit, just right-click on the file and select “View / Edit»:
When you click on the edit button for a file, it will download and open in the default editor set for that file type in FileZilla.
After making changes, you need to save the file. In most default editors, this can be done by clicking on “File → Save"Or by pressing the combination Ctrl+S... As soon as the file is saved, a window will appear in FileZilla informing that the file uploaded for editing has been modified and can be uploaded to the server. In this case, you need to click "Yes"To accept changes to the file on the server: