Download the Zebra GC420t driver and utility software to enable high-quality thermal transfer and direct thermal printing. This package includes certified drivers and the latest ZebraDesigner software.
Product Name: Zebra GC420t
Model: GC420t Desktop Label Printer
Printer Type: Thermal Transfer & Direct Thermal
Connectivity: USB / Serial / Parallel
The full driver and utilities package is available below.
Supported Operating Systems
- Windows 7 (64-bit)
- Windows 8 (64-bit)
- Windows 10 (64-bit)
- Windows 11 (64-bit)
For manuals, firmware, and additional support, visit Zebra’s official page:
👉 Visit Zebra GC420t Official Support
Troubleshooting and Additional Help
If your Zebra GC420t printer is not recognized after installation, ensure your USB or parallel connection is secure, reboot the device, and verify your Windows printer settings. Use the Setup Utility for device recognition or port reassignment.
👉 Go to Printer Troubleshooting Guide
ZebraDesigner 3.3 Essentials & Professional
Both the FREE ZebraDesigner Essentials 3 and PAID ZebraDesigner Professional 3 editions are installed. The application starts in Essentials mode, and users can activate a 30-day trial of the Professional version or enter a license key.
Note: ZebraDesigner version 3.3 supports migration to Thales licensing. To activate the Professional edition, you must use a Customer ID and License Key combination. 18-digit keys starting with 3467 are not supported in this version.