Does this still work in El Capitan 10.11.6?

[danielpflood]

Here is the error I am getting:

$ sudo ntfsx -a

1. /Volumes/FloodTB 3) /Volumes/MobileBackups
2. /Volumes/Macintosh HD 4) /Volumes/My Passport #? 4 You picked /Volumes/My Passport Volume My Passport on disk4s1 unmounted Volume on disk4s1 failed to mount If the volume is damaged, try the "readOnly" option The file /Volumes/My Passport does not exist. #?