Scanner Does Not Work

1. Check 1 Connect the USB cable to a different USB port on the computer.
2. Check 2 If the USB cable is connected to a USB hub, remove it from the USB hub and connect it to a USB port on the computer.
3. Check 3 Restart the computer.

4. Check 4 Your scanner may be locked.

   If IJ Scan Utility Lite or the application is running, exit it. Slide the scanner lock switch to the release position ( ), then reconnect the USB cable.

   Refer to the printed manual: Getting Started for how to unlock the scanner.

Note

• If you are using macOS 15 or later, you must configure each application to allow device discovery on the local network. Failing to enable device discovery may restrict software functionality or prevent it from starting properly.
  For detailed instructions, refer to "Setting Up Local Network Device Discovery."
  The list of applications displayed under Local Network may include all or some of the following, depending on usage.
  • Canon IJ Scan Utility Lite
  • CIJSULAgent