3.3 Handling High-Resolution Scans and Throughput Scanning at high DPI and color depth yields large data—drivers implement chunked transfers, streaming compression, and memory-efficient buffers to avoid host-side swapping and to preserve responsiveness.
Many Canon MF-series printers from the mid-2010s (such as the imageCLASS MF4570dw, MF4890dw, and MF5950dw) have reached "End of Life" (EOL) status from Canon. Newer driver versions (Ver11210 or Ver11220) often drop support for these older chipsets. Ver11200 is often the last stable version that supports these legacy devices without crashing. mf scan utility ver11200 driver
A: This is common for Ver11200 because the original code-signing certificate expired in 2023. It is safe. To bypass, click "More info" > "Run anyway." click "More info" >