If you're having trouble finding the software on the official Puxing website, here are some alternative download links:
Use (supports PX-777 under “Puxing” → “PX-777” or “Generic” → “Kenwood compatible”). CHIRP runs on Windows, Mac, Linux. puxing px-777 programming software download
CHIRP is a free, open-source tool that supports almost every handheld radio on the market, including the Puxing PX-777. If you're having trouble finding the software on
These hobbyist sites often host "PX-777 Programming Software" archives that are compatible with Windows XP through Windows 10. Linux. CHIRP is a free