PSF-423 Setup, Drivers & Support

Complete setup guide for your PSF-423 4-inch Label + Receipt Printer. Download apps, drivers and the user guide, watch setup videos and quickly solve common printing problems.

4-Inch Printing Label Printing Receipt Printing Windows Mac Android iPhone / iPad

👋 New PSF-423 User? Start Here

Complete these 3 steps before your first print. Most setup and printing problems can be solved without returning the printer.

1
Choose Printing Type Decide whether you want to print Labels or Receipts.
2
Install App / Driver Choose Android, iPhone, Windows or Mac according to your device.
3
Print a Test Check print quality, paper size and alignment before regular use.
Having trouble? Please contact our technical support team before requesting a return.

What do you want to do?

🚀 First Setup 🏷 Label / Receipt ⬇ Apps & Drivers 📖 User Guide ▶ Tutorials 🛠 Fix a Problem

🏷 PSF-423 Supports Label + Receipt Printing

Before printing, make sure your paper size and printing settings match what you want to print.

🏷 Label Printing

Use this for barcode labels, product labels, shipping labels and other compatible thermal labels.


Important: Select the correct label width and height in your printing software before printing.

🧾 Receipt Printing

Use receipt printing for compatible continuous thermal paper and receipt-type printing.


Important: Check the required paper width and page settings before printing.

🚀 PSF-423 Quick Start

1
Connect Your Printer
Connect the PSF-423 correctly and switch the printer ON.
2
Load Thermal Paper
Load your label or receipt paper correctly and close the printer cover properly.
3
Install App / Driver
Choose the correct Android, iOS, Windows or Mac download below.
4
Select PSF-423
Select your printer from the application or computer printer settings.
5
Set Paper Size
Enter the correct width and height of your label or receipt paper.
6
Print One Test
Confirm the print is dark, clear, correctly sized and properly aligned.

⬇ PSF-423 Apps, Drivers & User Guide

Select your device below to download the required application, printer software, driver or PSF-423 User Guide.

📱 ANDROID MOBILE Download Android App 🍎 iPHONE / iPAD Download iOS App 💻 WINDOWS SOFTWARE Download Windows App 🖥 WINDOWS DRIVER Download Windows Driver 🍎 MAC COMPUTER Download Mac Driver 📖 PSF-423 USER GUIDE Download User Guide
💻 Windows Driver Not Detecting PSF-423?
Make sure the printer is switched ON and connected correctly. After installing the driver, restart the printer and computer, then check your Windows printer list again.
⚠ Check Paper Size Before Printing
If the print is too small, cut off, shifted or printing on multiple labels, first check the paper width, paper height, orientation and scaling settings.

🖨 Complete Your First PSF-423 Test Print

Before starting regular printing, complete these checks.

1. Check Printer Setup

✓ PSF-423 is powered ON

✓ Thermal paper is loaded correctly

✓ Printer cover is completely closed

✓ Correct app or driver is installed

✓ PSF-423 is selected for printing

✓ Correct paper size is selected

2. Check Your Test Print

✓ Print is dark and clear

✓ Barcode / text is fully visible

✓ Label or receipt size is correct

✓ Print is not cut off

✓ Print is correctly aligned

✓ Paper feeds correctly

🌫 Print looks light or faded?
Check the thermal paper quality first. Also check available darkness and printing-speed settings in the printer software or driver.

▶ PSF-423 Help & Tutorial Videos

Follow these tutorials for installation, mobile printing and common printing problems.

Install PSF-423 Printer Driver on Windows (USB) | प्रिंटर ड्राइवर PC में USB से कैसे इंस्टॉल करें
PSF-423A Print from Mobile | मोबाइल से लेबल / डॉक्यूमेंट कैसे प्रिंट करें
How to Fix Blank Printing | ब्लैंक प्रिंटिंग समस्या कैसे ठीक करें
How to Print Multiple Copy | एक साथ कई कॉपी कैसे प्रिंट करें
How to Use with Laptop & Desktop | लैपटॉप और डेस्कटॉप के साथ कैसे उपयोग करें

🛠 PSF-423 Not Working?

Most printing problems can be solved by checking the paper, printer settings, driver or application before replacing the printer.

❌ Printer Not Printing

Check power, printer connection, paper loading and confirm that PSF-423 is selected as the printer.

💻 Printer Not Detected

Install the correct driver, reconnect the printer and restart both the printer and computer.

⬜ Blank Printing

Check the thermal paper direction. Thermal printing requires the printable thermal side to face correctly. Watch the Blank Printing tutorial above.

🌫 Light / Faded Print

Check thermal paper quality and available print darkness and speed settings.

🏷 Label Skipping

Check that labels are loaded correctly and that the selected label width and height match the actual label size.

📏 Wrong Label Size

Enter the actual width and height of your label in the printer or application settings.

✂ Print Cut Off

Check paper size, orientation, margins and print scaling. Use the actual label or receipt dimensions.

↔ Print Shifted

Check label dimensions and alignment settings. Reload the paper correctly before testing again.

🧾 Receipt Printing Issue

Confirm that compatible thermal paper is loaded and the correct receipt page size is selected.

📱 Mobile Not Printing

Install the Android or iOS application above and follow the PSF-423 mobile printing tutorial.

🔊 Beep / Error

Check paper loading, printer cover and power. Correct the issue and restart the printer.

📄 Multiple Copies Issue

Check the number of copies selected in your printing application. Use the multiple-copy tutorial above if required.

Before You Return Your PSF-423

Please complete these checks first. Many printing and setup problems can be solved without replacing the printer.

✓ Printer is powered ON and connected correctly.
✓ Correct PSF-423 app or driver is installed.
✓ Thermal label or receipt paper is loaded correctly.
✓ PSF-423 is selected as the printer.
✓ Correct label or receipt paper size is selected.
✓ Paper direction and loading have been checked.
✓ Print darkness and thermal paper quality have been checked.
✓ Printer and connected device have been restarted once.
✓ One test print has been attempted after checking the settings.
✓ Relevant PSF-423 tutorial or User Guide has been checked.
Still facing a problem? Contact our technical support team below before requesting a return.
💬

Still Having a Problem?

Our technical support team can help with PSF-423 installation, label printing, receipt printing, mobile app setup, Windows driver setup and print-quality problems.

Please contact technical support before requesting a return.

💬 Get PSF-423 Technical Support

Opens WhatsApp Technical Support

⚠ Important Safety Notice

If you notice sparks, smoke, burning smell, unusual heating or any electrical problem, switch OFF and unplug the printer immediately.

Do not continue using the printer. Contact technical support for assistance.