If Windows Update fails, you should grab the software directly from the manufacturer.

The website will automatically detect your operating system (e.g., Windows 11 or macOS). Download the (Full Feature Software and Driver). 2. Installing on Windows 10/11 (Best Method)

The HP Smart app available in the Microsoft Store often handles legacy printers like the automatically.

This tool can often diagnose and automatically repair driver issues without requiring you to search for legacy software.

, select "Add a printer," and choose your manufacturer and model manually if it doesn't auto-detect. Clean Reinstallation : If the printer is acting up, use the printui.exe /s

Use for scanning; use built-in print queues. Linux Supported via HPLIP

Go to Control Panel > Programs and Features , uninstall all HP PSC 1400 related software, restart the computer, and run the downloaded installation file again.

When searching for drivers, be careful of: