How to fix Canon printer error code 2 140 21?

Why does canon printer error code 2 140 21 occur?

Canon printer error code 2 140 21 generally occurs when the scanner is being used/ installed. It can lead to poor Canon Printer performance and bad print results.

I’m encountering Canon printer error code 2 140 21 on my canon printer which is connected to a mac. How should I resolve this issue?

1. Make sure all your files are saved and then close all the running programs.
2. Now, properly turn off the device.
3. Next, restart your device.
4. Go to “System Preferences”.
5. Look for “Print & Fax” in the following window and then click on it.
6. Click on the device in use in the “Printer & Scanner” list and click the “– “button to remove it.
7. Now go to your main hard drive (Macintosh HD).
8. Open “Library” and then navigate to “Image Capture”.
9. Look for “Devices” in the following window and then remove all the files named after the printer.
10. Go back to the Image capture window now.
11. Select “TWAIN Data Sources” and then remove all the files named after the printer.
12. Exit the library and refresh your system.
13. Finally, use the installation disc that comes with the printer to reinstall it. You can also do so by downloading the drivers from Canon’s website if you don’t have the disc.

I’m encountering error 214021 on my computer while using my Canon printer. What should I do?

Simple steps to resolve Canon printer error code 2 140 21:

Step 1- Reinstall your printer/scanner drivers.

• Press the Windows Start button.
• Type “devmgmt.msc” and then press Enter.
• In the window that opens next, select “Imaging devices”.
• Look for your device in the list and then right click on it.
• Select “Uninstall” from the drop-down menu.
• Restart the computer and your drivers should be reinstalled.

Step 2- Force stop the process.

• Open the control panel.
• Now, go to “devices”.
• Select “Printer” from the device list.
• Click on “Stop printing”.
• This will end any ongoing printing/ scanning process.
• Fresh start the process.

Step 3- Reset or restart your printer.

• Make sure you unplug the printer from the power source.
• Let the printer be in this pause mode for a couple of seconds.
• Now, reconnect the power source to the printer and switch it on.
• Next, press the “Power” button and hold it for a few seconds.
• Press the “Stop” button twice now.
• Repeat this procedure once more.
• Release the “Power” button gently when you repeat the process.
• Lastly, press the “Stop” button four times.

Step 4- Reset the driver of the printer.

•  Carefully clean the cartridge and then push the reset button for 5 seconds.

Step 5- Replace the cartridge.

• Check the ink levels of the cartridge(s) in your printer and replace the ones with low ink levels.
• Be very careful while removing and reinstalling the cartridge(s) in order to protect your device from any hardware damage.

If none of the steps given above helps to solve your problem, contact the Canon customer service for further assistance.

Thus Follow these steps to resolve Canon printer error code 2 140 21

Comment below if you have any queries regarding Canon printer error code 2 140 21

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