On Canon’s driver selection page, choose Windows 8.1 (64-bit) – not Windows 10 or 11. The Windows 8.1 driver package for MP Navigator EX 40 (version 4.0.5 or 4.1.0) works perfectly on Windows 11 after a small tweak.
A: Reinstall the Windows 11 PDF printer driver: Settings → Apps → Optional features → Add feature → “Microsoft Print to PDF”. canon mp navigator ex 40 fix download windows 11
If you own a legacy Canon all-in-one printer (such as the MP240, MP250, MP260, MP280, or MP490 series), you have likely relied on for years to scan documents, manage photos, and control your device. However, after upgrading to Windows 11, many users encounter a frustrating reality: the software either refuses to install, crashes on launch, or throws cryptic errors like "Not compatible with this version of Windows" or "MP Navigator EX has stopped working." On Canon’s driver selection page, choose Windows 8