I understand you’re looking for Canon MP Navigator EX 4.0 for Windows 11.

However, there’s an important compatibility note: MP Navigator EX 4.0 is older software originally designed for Windows XP/Vista/7. It is not officially supported on Windows 11, and Canon no longer offers it for modern OS versions.

But you still have good options:

Troubleshooting quick tips

Compatibility Issues with Windows 11

The hard truth: Canon MP Navigator EX 4.0 is technically considered "legacy" software. It was designed for Windows XP, Vista, 7, and 8.1. Consequently, Windows 11 does not natively support it, and the auto-detect features in Windows Update will often fail to find it.

However, it is possible to run it on Windows 11 using Compatibility Mode. If your specific printer model originally used version 4.0, you can likely get it running again.

1. Executive Summary

Canon MP Navigator EX 4.0 is not officially supported on Windows 11. This software version was designed for older operating systems (Windows XP/Vista/7). Canon has released newer versions of MP Navigator EX (e.g., version 4.1.0, 4.2.2, or later) as part of full driver packages for Windows 11. Users should not download standalone "4.0" files, as they will likely fail to install or function incorrectly.

Phase 1: Install the scanner driver first

  1. Right-click the driver .exe file → Properties → Compatibility tab.
  2. Check “Run this program in compatibility mode for: Windows 8”.
  3. Check “Run as administrator”.
  4. Apply → OK.
  5. Run the installer. Follow on-screen prompts.
  6. Connect your Canon printer via USB (do not use Wi-Fi for initial setup on legacy devices).
  7. Let Windows detect the scanner. You should see it in Settings → Bluetooth & devices → Printers & scanners.

4.2 "The specified procedure could not be found"

This error typically occurs when trying to launch the scan from a button on the printer physical panel.