The same link above has a dropdown for legacy OS. The driver architecture differs, so do not force-install a Windows 10 driver on Windows 7.
Before clicking the installer, follow this checklist: FULL- Download Driver Scanner Fujitsu Sp-1120
The Good: Once installed, the driver is remarkably stable. It integrates seamlessly with Windows environments. The TWAIN interface is clean and allows for detailed presets (e.g., "Scan Color 300dpi" vs. "Scan B&W Simplex"). The same link above has a dropdown for legacy OS
The Bad: The file size for the "Full" package can be surprisingly large (often 300MB+). If you are on a slow connection, be prepared to wait. Additionally, Fujitsu drivers often install background services that run at startup. While not resource-heavy, they are necessary for the scanner buttons to work correctly. It integrates seamlessly with Windows environments
Even with the correct driver, issues arise. Here is how to fix them:
This is the most common mistake. If Windows automatically installed a generic driver via Plug-and-Play, you must uninstall it first.
Cause: Windows Update replaced the FULL driver with a stripped-down Windows class driver. Fix: