If you want to try troubleshooting this further, let me know:
Connect your Canon MP250 to your computer via USB. Ensure the printer is turned off but connected to a power source.
How to Safeguard Your System If You Download Third-Party Tools service tool v1074 canon mp250 download link
Always run downloaded .exe or .zip files through an antivirus scanner before opening them.
Press the button 2 times sequentially. The LED indicator will toggle between orange and green. Release the Power button. If you want to try troubleshooting this further,
Service Tool v1074 Canon MP250 Go to product viewer dialog for this item. : Download Link & Reset Guide (5B00 Error) If you are a Canon PIXMA MP250
As of the publication date of this article, the following sources have been verified by community feedback. Always double-check files with antivirus software. Press the button 2 times sequentially
Canon Service Tool v1074 (often written as STv1074) is a proprietary utility designed for service centers. It allows technicians to:
Canon does not officially distribute Service Tool V1074 to the public. It is intended strictly for authorized service centers. Because of this, you must rely on third-party hosting sites. Download Precautions