Even from a trusted source, always scan the downloaded file with:

TS6000 and above require V5000 or newer. Using V4502 on them will fail communication.

Clearing "ink absorber full" errors (e.g., Error 5B00).

Look for "Canon Service Tool V4502" on reputable technician forums. Check the file with an antivirus before opening. Unzip the folder using WinRAR or 7-Zip. file as an Administrator 🚀 Quick Setup Guide Turn off the printer. Stop/Reset Press and hold the Stop/Reset (keep Power held). Stop/Reset 5 times (6 times for some models). . The light should stay solid green. Open the tool and click Main -> Set to reset the counter. printer model error code (e.g., 5B00, P07) is showing on the screen? Are you getting a "Service Tool Not Responding" I can provide specific button sequences for your exact model.