The software requires a unique license key, which is usually part of the purchase package, often provided as a serial key.txt file within the zip. Windows PC: The software is designed for Windows OS. How to Install and Activate KPG-137D
As of 2026, Kenwood has not discontinued support for the TK-3170 series, but newer models like the NX-1000 and Viking VP series use different programming suites (KPG-D1NK, KPG-X1). However, thousands of TK-3170s remain in use in industrial facilities, schools, and event management. Consequently, continues to be in high demand. Kenwood released a final update (version 4.50) in late 2024 that added Windows 11 24H2 compatibility. KPG-137D.zip