Baofeng Bf-t99 Plus Software [2025-2026]

Even with the correct Baofeng BF-T99 Plus software, you will encounter errors. Here is the troubleshooting guide.

| Error Code | Message | Likely Cause | Solution | | :--- | :--- | :--- | :--- | | Error 1 | "Check connection" | Radio is off or cable unplugged | Turn radio ON; Volume knob must be turned up (power on) | | Error 3 | "Failed to read" | Wrong COM port | Check Device Manager; manually change COM port to COM1-COM4 | | Error 4 | "Timeout" | Driver conflict (Prolific vs Windows 11) | Uninstall latest driver; install Prolific 3.2.0.0 manually | | Error 6 | "Frequency out of range" | TX freq is outside radio's band | BF-T99 Plus comes in UHF (400-470MHz) or VHF (136-174MHz). Verify your unit. | | No Error | Software freezes | Anti-virus blocking | Temporarily disable Real-Time Protection during programming (re-enable after) | baofeng bf-t99 plus software

The Baofeng BF-T99 Plus typically uses software provided by Baofeng or third-party developers for device management. Some of the software you might encounter includes: Even with the correct Baofeng BF-T99 Plus software,

The BF-T99 Plus uses a Kenwood 2-pin (K1) programming cable, which contains a USB-to-serial chip. Windows 10 and 11 often fail to recognize these cables automatically. The Baofeng BF-T99 Plus typically uses software provided

Beyond basic frequencies, the BF-T99 Plus software allows configuration of features you won’t find in the manual.

The safest place to get the software is from the Baofeng Tech (USA) or Pofung (International) support pages.