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The HP Deskjet 720C driver allows Windows to communicate with this older HP inkjet printer, translating print jobs into instructions the device can process. If you are reconnecting a stored printer or setting it up on another PC, you will need a compatible driver and a suitable connection before you can print reliably. Although this page covers Windows 11, 10, 8, and 7, compatibility must be checked for your specific Windows version and system architecture rather than assumed.
Key Features
- Printer communication: A compatible driver lets Windows send documents and images to the HP Deskjet 720C.
- Printing preferences: Provides access to supported settings such as paper size, orientation, and print quality, depending on the driver package.
- Print queue integration: Works with Windows printing tools so you can view pending jobs, cancel documents, and troubleshoot common printing issues.
- Legacy printer setup: Helps configure this parallel-connected printer on compatible systems. Adapter and shared-printer support depend on the connection hardware and host computer.
How to Install HP Deskjet 720C Driver
- Check your Windows details. Open your system information and confirm whether you use Windows 11, 10, 8, or 7, along with the system architecture. For Windows 10/11, verify explicit compatibility; an older driver may not install or function correctly.
- Review the download information. Before choosing an HP Deskjet 720C driver download for Windows, confirm that the package lists your printer and operating system. Prefer an official HP source or a driver offered through Windows Update. A free download should not require purchasing a separate driver-update utility.
- Prepare the connection. Power on the printer and check its parallel cable or compatible adapter. This model is not a native network printer; printing over a network requires a suitable shared connection or print server.
- Install the compatible driver. Follow the package instructions, or use Windows’ Add printer wizard if the driver is supplied through Windows Update. Select the correct printer port when prompted.
- Print a test page. Check that the printer responds and that text and colors appear correctly. If setup fails, recheck compatibility and connection support before trying another package.
Keep your working driver unless an update addresses a specific problem or improves compatibility. The latest version available for this legacy model may still be old, so check its supported systems carefully and avoid packages that promise universal Windows support without documentation.
Common Issues and Fixes
- Install fails or stalls: The HP Deskjet 720C uses a legacy driver that may not install on newer Windows. Run the setup as administrator, use Windows compatibility mode, or add the printer manually via Add Printer and select the HP Deskjet 720C driver.
- Device not detected: Check that the printer is powered on and connected directly to the PC. For parallel models, use a known-good parallel cable or a compatible parallel-to-USB adapter; avoid unpowered hubs. Restart the Print Spooler service after reconnecting.
- Driver version conflicts: Remove existing HP Deskjet 720C or duplicate HP printer entries in Print Management, reboot, then install only one driver package. Multiple installed versions can cause failed installs or “driver unavailable” errors.
Driver Details
| Device | HP Deskjet 720C |
|---|---|
| Vendor | HP |
| Category | Network |
| Supported OS | Windows |
| Published | October 28, 2026 |
| Updated | October 29, 2026 |