If it fails to launch from the file manager you may need to launch from the command line. Start the program using the filezilla executable in the bin/ subdirectory.Go to the directory where the files were extracted.Extract the files to the destination directory.Go to the directory where the installation file was downloaded.This feature is only available on FileZilla Pro, if you didn’t buy it yet you can buy FileZilla Pro from our Store → How to Install FileZilla Pro on Debian Linux