Click . The wizard will copy the necessary system files to your system directory.

The most effective verification step is to evaluate where you got the file from.

: Ensure an 80mm thermal paper roll is properly loaded.

Click "Print Test Page" in the driver properties to verify the connection. 🔍 3. Troubleshooting & Verification

. Ensure "Partial Cut" or "Full Cut" is enabled in the Device Settings tab. 📞 Technical Support

Ensures receipts are cut properly after printing.

| | Likely Cause | Solution | |---|---|---| | Printer not detected after driver installation | USB cable or port failure | Try a different USB cable or port. Avoid USB hubs and connect directly to the motherboard. | | “Out of paper” LED remains lit even with paper installed | Paper not loaded correctly or sensor blocked | Re‑load the paper, ensuring the roll sits properly. Clean the paper sensor with a soft, lint‑free cloth. | | Driver installation fails with an error | Incompatible driver version or missing system files | Download the driver again from a different source. Temporarily disable antivirus software during installation (re‑enable it afterwards). | | Printer prints only garbage characters | Wrong driver selected, or the application is sending incorrect commands | In Device Manager, uninstall the current driver, then re‑install the correct NGX TP300 driver. For POS software, ensure it is configured to use ESC/POS commands. | | Printer stops printing after a few hours of use | Power saving or sleep mode on the USB port | In Windows Power Options, disable USB selective suspend. Also check the printer’s internal settings for a sleep timer. |