Sometimes when trying to run a print command, users encounter a b203 error pop-up. Consequently, this error prevents them from finishing the task on their Canon printer which keeps showing the problem in the form of this error code.

This is actually a printing error that probably occurs due to minor problems in a printer device, such as an empty cartridge, the need for a firmware update, an outdated printer driver, a paper jam, or a connection. unstable between the printer and the system.

How do I fix Canon printer error b203?

1. Perform a power cycle

  • At first, turn off your Canon printer.
  • Unplug the power cord from the wall outlet.
  • Then reopen it by holding the Power button for a minute.
  • Reconnect the power cord and connect it to your device.
  • Turn on the system and the Canon printer.
  • Now, try to take a print and check whether the b203 printer error is resolved or not.

2. Check your ink cartridge

First, turn off the printer and make sure all the ink cartridges are full. You can remove all the ink cartridges from the printer and make sure they have enough ink. Refill the cartridge to resolve the error.

Also, improper installation of ink tanks can also lead to this precise printer problem. Make sure that is not your case.

3. Update drivers

  • At first, press Windows key + R keyboard hotkey simultaneously.
  • A run dialog will appear on your device, so type devmgmt.msc.
  • Press the Enter button below.
  • The Device Manager page will appear on your screen.
  • Search for the printer driver.
  • Right click on it.
  • A pop-up window will appear on the screen, so tap the Update Driver button.
  • Your printer driver will begin to update.
  • After updating the drivers, reboot your device to keep the changes.

4. Use Windows Troubleshooter

Most of the time, the cause of this error is related to simple internal printer problems. However, sometimes the connected system is also responsible for this. This tool steps in as the default troubleshooter in Windows 10 ready to keep your printer error free.

5. Rule out a potentially bad network connection

To further verify and troubleshoot this problem, keep in mind that a poor network connection between the printer and the system could be the core of the system.

Therefore, if you have wirelessly connected the system to your printer, try reconnecting it to fix the problem.

6. Remove paper jam

  • Open the front cover and remove all torn papers.
  • If there is any obstacle between the paper feed tray and the front cover, turn the blue wheel and clean it.
  • Reconnect the printer to the power outlet and the PC.
  • Try to make a printout and check whether the error reappears or not.

The b203 error can also occur due to a scrap piece of paper or a small document blocking the printer from working properly. Remove the materials as described above to restore your Canon printer to its normal operating condition.