– you need:
Communication Port Errors: If the Maintenance Console cannot find the PBX, check the "Connect" settings within the software. Ensure the "USB" option is selected rather than "RS-232." Kx-tes824 Windows 10 Driver
| Error Message | Cause | Fix | | :--- | :--- | :--- | | "COM port not found" | USB adapter driver missing | Install FTDI/Prolific driver for Windows 10 | | "Timeout error" | Wrong baud rate or cable issue | Set to 9600 baud; use a null-modem cable | | "Cannot connect to PBX" (Network) | Firewall blocking port 60000 | Allow Panasonic Maintenance Console in Windows Defender Firewall | | "Application crashes on launch" | DPI scaling or legacy issue | Right-click .exe > Properties > Compatibility > Run as Windows 7 + Disable fullscreen optimizations | – you need: Communication Port Errors: If the