Biokey 200 Fingerprint Scanner Driver Free Download -

Visit the archive section of major OEM distributors (e.g., M2SYS , Neurotechnology ) or check the original CD that came with the scanner. A reliable free mirror is not always hosted on a single "official" site due to the product's age, but the filename you are looking for is typically: Biokey_SDK_3.x_Free.zip or U4000_Driver.zip Search tip: Use the exact phrase "Biokey SDK 3.0 free download" in a search engine to find legacy driver repositories. Option 2: Generic DigitalPersona U.are.U 4500 Driver The Biokey 200 is hardware-identical to the DigitalPersona U.are.U 4500 . The generic driver often works perfectly.