Here’s the guide to unlock BMW F-series used smart remote key by using Yanhua CKM100 car key master. Device needed: working key Yanhua CKM100 or Digimaster III/Digimaster 3 DR Key adapter to reset/unlock     Reset/Unlock BMW F-series smart key card: Update CKM100 … Continue reading How to Unlock/Reset BMW F-series Used Smart Key with CKM100