Recent Windows 11 builds quietly prefer the protocol over the older WIA protocol. Unfortunately, many Canon MF scanners do not work correctly with eSCL, even though they print fine.
Now, pressing the physical scan button on your Canon device will trigger this exact profile. mf scan utility ver11200 driver
In practice, you cannot use the MF Scan Utility without its corresponding scanner driver. When you download the complete driver package from Canon’s support website, both components are typically included and installed together. For this reason, many users search for the bundle as a single item. Recent Windows 11 builds quietly prefer the protocol