Canon error code B203 is one of the most common problems, and it is extremely prevalent on all Canon Printers. This error message is typically displayed when a user attempts to communicate a print job, but the printer is unable to process it appropriately because of operational problems. Nine times out of ten, it may be caused by simple internal printer errors. But sometimes it’s also the system or external device at fault. So, now there are users who are encountering the Canon B203 printer error code, and you can follow this article to fix the issue.

Canon Printer Error Code B203 Main Reason
Here, we come to identify the multiple causes that lay behind the occurrence of this error: fined by an expert from an unprofessional source might later, you. Reduce your machine functions.
The error code B203 is related to the system components and the printer. And, to apply a suitable resolution, the Canon printers need to identify the related issues and fix them up likewise. So, here we have discussed some of the causes of Canon printer error code B203 in the section below. Find all of those:
- Incorrect installation of the ink cartridge.
- The ink cartridge is empty.
- The system and the Canon printer have a slow network connection.
- Obsolete printer driver.
So, once you have known the errors, let’s check out the fixes.
Read: How to fix Canon Printer Error Code 1702
Simple Procedure to Resolve Canon Printer Error Code B203
You have many options to fix this error code, but to get good results, you must apply them correctly. Below, we have some of the most efficient ways you can solve the error; check them out and follow them.
Method 1: Uninstall the ink cartridges properly

If there is a problem in the Canon printer only, or both the printer and the video card are faulty.
In the majority of cases, this error code is triggered as a result of incorrect ink cartridge installation. Now, in case you have replaced the ink cartridge of your Canon printer recently, then there are high chances that your printer might be encountering the Canon Error Code B203. That’s why it’s ideal for you to examine the ink cartridge before performing all the steps on the printer.
Method 2: Refilling a Canon Printer Cartridge

Occasionally, error code B203 is said to mean that there is an empty ink cartridge. Now, in case your Canon printer uses two types of ink cartridges. Then maybe one of them would be empty, and it would make this error on your computer. Now. To address and troubleshoot this issue, open your printer and ensure your ink cartridge is full. Fill the cartridge to clear the error.
Method 3: Connect Back Canon Printer to your device

Now, another primary reason for this error is a bad connection between the printer and the system. So, you set the system up with a wireless medium to your printer. So you need to reconnect it to solve this issue.
Method 4: Update the Printer Driver

When you use your printer for a great deal of time, you can be sure there is a big chance that something to go wrong with the older drivers on your PC. Now, if you wish to update your printer drivers, proceed as given.
- To bring up a Run dialog box, hit the Windows + R key first. Then type “devmgmt. msc” in the search panel and hit the OK or Enter button.
- And now you will see the Device Manager window on your screen. From there, you have to go to the printer driver and right-click on it.
- A pop-up menu will quickly pop up on your screen. Here, you need to again click on the Install the updated driver to initiate the updating procedure.
- After this, you will receive a pop-up window on your screen. There you are supposed to click “Automatically search for updated driver software” inside this window.
Pros Once you click the ‘Update VGA drivers’ button, the Driver Update tool of your system will initiate the device driver checking process, and if it finds any, then the utility will automatically download and install the drivers on your PC. Reboot your computer once the driver has been installed. Then, see if you have a Canon printer Error code B203.