Research Paper: The Quansheng UV-K5 as a Platform for Open-Source Radio Development
: The Official Download Center provides version-specific bundles including the "Upgrade Tool" and CPS.
If you run into issues while trying to update your Quansheng radio, check these common culprits:
Before using any of these tools, your radio must be in : Turn off the radio. Press and hold the PTT (Push-To-Talk) button .