Tp.mt5510i.pb801 Software Download -

Many users confuse the Tp.mt5510i.pb801 Software Download with a firmware update.

To check firmware version on the HMI:
Power on the MT5510i, enter system settings (press and hold the top-left corner during boot), and navigate to “System Information.” The firmware version should be v3.2 or higher. If lower, download the MT5510i_Firmware_Updater.exe from the same source as PB801.


Even with the correct Tp.mt5510i.pb801 Software Download, you may encounter these issues: Tp.mt5510i.pb801 Software Download

| Error Message | Likely Cause | Solution | |---------------|---------------|----------| | “No compatible HMI found” | USB driver not installed | Reinstall driver from C:\PB801\Drivers. Use an older USB 2.0 port. | | “Project file version mismatch” | You saved the project in a newer PB801 version | Export the project as .p801 legacy format or update HMI firmware. | | “Download failed at 65%” | Corrupted USB cable or power fluctuation | Replace cable; power HMI via 24V external supply, not just USB. | | “PB801 has stopped working” | .NET Framework missing | Enable .NET 3.5 in Windows Features. | | “Cannot open COM port” | Another program (e.g., PLC software) holds the port | Close all other automation software (Step 7, GX Works, etc.). |


Note: Always refer to the specific Service Manual for your device model. The following is a general procedure for industrial board updates. Many users confuse the Tp

  • Post-Update: Perform a "Cold Reset" or "Configuration Reset" to ensure the new firmware recognizes the hardware peripherals correctly.
  • Because this is commercial-grade hardware, the software cannot be downloaded from general software repositories. You must obtain it through authorized channels:

  • Service Contract Provider:

  • Authorized Distributors: