Install the official Zebra GX420t driver to enable precise thermal transfer printing for labels and barcode applications. This driver package includes verified installation files and ZebraDesigner tools.
Product Name: Zebra GX420t
Model: GX420t Thermal Transfer Desktop Printer
Printer Type: Label Printer (Thermal Transfer & Direct Thermal)
Connectivity: USB / Serial / Parallel
Download the complete driver set from the link below.
Supported Operating Systems
- Windows 7 (64-bit)
- Windows 8 (64-bit)
- Windows 10 (64-bit)
- Windows 11 (64-bit)
For firmware, manuals, or utility tools, visit Zebra’s official support site:
👉 Visit Zebra GX420t Official Support
Troubleshooting and Additional Help
If your GX420t printer fails to connect or print, check cable settings, restart the printer, and confirm that the correct driver is active in the Windows printer list.
👉 Go to Printer Troubleshooting Guide
ZebraDesigner 3.3 Essentials & Professional
ZebraDesigner 3.3 includes both Essentials (free) and Professional (paid) editions. It begins in Essentials mode, but you can try the full Professional features with a 30-day trial or activate a license anytime.
Note: The Professional edition requires a Customer ID and License Key. 18-digit keys beginning with 3467 are not supported due to Thales licensing transition.