On 64-bit versions of Windows 10 and 11, the classic 32-bit TWAIN driver may run in compatibility mode, but many modern 64-bit applications (e.g., 64-bit Adobe Photoshop) cannot load a 32-bit TWAIN source. You may need to use a 32-bit version of your scanning software.
| Feature | TWAIN 32 | WIA (Windows Image Acquisition) | ISIS (Image & Scanner Interface Spec) | |---------|----------|--------------------------------|----------------------------------------| | Speed | Moderate | Slow | Very fast | | Duplex scanning | Yes | Limited | Yes | | Double-feed detection | Yes | No | Yes | | Software compatibility | Most image editors | Only Windows built-in apps | High-volume capture apps (Kofax, Ephesoft) | fujitsu twain 32 scanner driver
