: Release the Power button. The green power LED will blink and then remain steady, indicating the printer is in Service Mode. Running the Reset Procedure
Chip Resetter for Canon CLI-271 and PGI-270 cartridges will reset the OEM Canon CLI-271 and Canon PGI-270 cartridge chips to "new" Reddit·r/printers canon service resetter tool
Press and hold the Stop/Reset button (triangle inside a circle). : Release the Power button
Because these tools are distributed on file-sharing sites, many downloads are bundled with trojans or adware. Always scan downloaded tools with updated antivirus software before opening them. Supported Canon Printer Models canon service resetter tool