ZT420 Industrial Printer Support
The ZT420 printer is part of the ZT400 Series Printer family.
This Zebra product is discontinued. The software and manuals below are provided for your convenience and Technical Support. If you require additional support, please contact a Zebra Authorized Service Provider.
Printer Discontinuation Date: October 1, 2020
Service and Support Discontinuation Dates:
EMEA, LATAM, NA - September 1, 2025
APAC - December 1, 2025
+ First Time Setup / Getting Started
The Setup guidelines below will take you to English documentation. You can access the localized User Guides in the MANUALS section.
IMPORTANT! Do not connect your printer to a computer yet!
- If you connected your printer to a computer via USB before driver installation, the printer might appear as an unknown (unspecified) device in “Devices and Printers.”
- If necessary, follow these recovery steps before proceeding to Step 1.
1. Download and install the recommended Windows Printer Driver v8.
- Download the driver from the DRIVERS section below.
- Follow instructions in Installing the Drivers and Running the Printer Installation Wizard.
2. Download and install the Zebra Setup Utilities (ZSU) printer configuration utility.
- How to download and install ZSU from the DRIVERS section below.
3. Connect the printer.
- Connect the printer to a USB port on your computer.
- Connect the printer to your wireless network (Wi-Fi).
- Connect the printer to your network through the Ethernet port.
4. Load media (media usually means labels, but it also includes tag stock, receipt paper, and other things that can be printed on).
- You can watch the English video. Some non-English videos are available in the HOW-TO VIDEOS section below.
- The media settings must match the actual media that you are using.
How to identify media type. - For accurate media detection, you may need to adjust the position of the reflective sensor.
Review Positioning the Moveable Sensor section in the article.
5. When using thermal transfer media, load ribbon
- You can watch the English video. Some non-English videos are available in the HOW-TO VIDEOS section below.
- How to find out if you have thermal transfer media?
Do a media scratch test. - This printer uses a ribbon coated with ink on the outside. How to find out which side of the ribbon is coated?
Perform an adhesive test or a ribbon scratch test.
7. Calibrate ribbon and media sensors.
- When changing the size or type of media.
- If printing issues are observed, such as skipped labels, vertical image/label drift, or ribbon out or media out errors.
- You can watch the English video. Some non-English videos are available in the HOW-TO VIDEOS section below.
8. The printer settings must match the supplies you use for your print job. Adjust the printer settings using Zebra Setup Utilities software or Windows Printer Driver v8.
+ Drivers
If you connected your printer to the computer via USB before driver installation, follow these recovery steps before printer driver installation.
ZT420 Recommended Driver
-
Windows Printer Driver v8
Version 8.6.5.26125
Download 28 MB View release notes
This is the recommended driver to use with your printer.
'ZDesigner Printer Driver' is for use with ZebraDesigner 3 and other Windows applications.
OPERATING SYSTEM versions: Windows 10/11, Windows Server 2016/2019/2022 (see Release Notes for details)
How to Install Printer Driver v8
Printer Configuration Utility
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Zebra Printer Setup Utilities
Version 1.1.9.1297
Download 12 MB View release notes
Use this software to configure your printer after Printer Driver installation.
OPERATING SYSTEM versions: Windows 10/11, Windows Server 2016/2019/2022 (see Release Notes for details)
How to Configure Printer Settings with Zebra Setup Utilities
Alternative Driver
-
Windows Printer Driver v5
Version 5.1.17.7412
Download 13 MB View release notes
Use this driver if you need to use either CPCL or EPL printer command languages.
'ZDesigner Printer Driver' is compatible with ZebraDesigner 3 and prior versions.
OPERATING SYSTEM versions: Windows 10/11, Windows Server 2016/2019/2022 (see Release Notes for details)
How to Install Driver v5
Third-Party
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Information about CUPS Driver for label printers.
OPERATING SYSTEM: Mac OS, Linux/Unix
Download 476 KB
Install CUPS Driver for Zebra Printer in Mac OS
+ Manuals
ZT420 Set-Up and User Guides
+ How-To Videos
ZT420 videos
+ Software
+ Software Manuals
+ Troubleshooting
+ Printer OS (Firmware)
ZT420 Firmware
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V75.20.21Z.zip (released 10-February-2020)
Link-OS v6.2 for ZT410 and ZT420 printers
Download 24 MB View release notes
How to Find Out Printer OS (Firmware) Version
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Firmware Download Utility (ZDownloader)
A utility that uploads Printer OS (Firmware) and Service Packs to your printer.
Download 22 MB View release notes
Upgrade Printer OS (Firmware) using ZDownloader
+ Specifications and Characteristics
+ Labels, Parts, Accessories and more
Labels, Ribbons, Tags
Printer Parts
Knowledge Articles: