It is possible, take a look at ./docs/fzdefaults.xml.example in the FZ program directory. The desktop shortcut is also possible, using a custom command line (http://wiki.filezilla-project.org/Comma ... 8Client%29).
Here's the catch: You'd need to customize and re-package the installer. Additionally, if you distribute this to even one other person you need to make your changed files & sources available under the GPL, too.
Here's the catch: You'd need to customize and re-package the installer. Additionally, if you distribute this to even one other person you need to make your changed files & sources available under the GPL, too.