For all OBDeleven PRO, ULTIMATE, and One-Click Apps users SFD will be unlocked for free.Related ArticlesHow to unlock SFD protected control units on Android?How to unlock SFD-protected control units on iOS?Which OBDeleven device can be used to unlock SFD?Can I use my current credits or PRO/ULTIMATE account with the OBDeleven application?Which OBDeleven mobile app should I use for my car?