: Connect your Hioki 3197 via USB. It will likely appear under Other Devices with a yellow question mark labeled "3197". Update Driver : Right-click the 3197 entry.
Officially supports Windows XP, Vista, 7, 8, and 10 (both 32-bit and 64-bit versions for newer driver releases). hioki 3197 usb driver repack
The USB connection uses a virtual COM port (VCP). Internally, the 3197 uses an FTDI (Future Technology Devices International) chipset or a similar USB-to-serial bridge. The problem? The original driver CD shipped with the 3197 circa 2005-2010 is incompatible with 64-bit versions of Windows 8, 10, and 11 due to changes in driver signing requirements. : Connect your Hioki 3197 via USB