VK-8 Updates & Treiber VK-8 System Update Version 2.0 (PC- SMF) This is the latest update for the VK-8. Please refer to the readme.pdf document for the update procedure. VK-8 System Update Version 2.0 (MAC- SMF) This is the latest update for the VK-8. Please refer to the readme.pdf document for the update procedure.Note to Mac Users: You will need the UPD SMF Update Application if you do not have access to a sequencer program. SMF Player for Windows