Copy it to any location within the system PATH or add new location to the system PATH:
Control Panel > Advanced system settings > Environment Variables > System Variables > Edit System Variable (PATH)
USAGE
farch [options] command input [output]
Available commands
backup : archives a file or folder
restore : restores a backup file
Available options:
-h, --help : Shows help (disables any command execution)
-t : shows execution time
--version : Shows program version (disables any command execution)