The green light should blink and then stay solid, indicating you are in Service Mode. Important Safety Warning
To install the Service Tool V4720, follow these steps: service tool v4720 download link
The software window will open. Look at the top right; if your printer is properly connected in Service Mode, the "USB PORT" dropdown will show your printer's connection. Step 3: Clear the Waste Ink Counter Locate the section on the main tab. In the "Absorber" dropdown menu, select Main . Click the Set button right next to it. The green light should blink and then stay
Executes precise hardware testing to confirm if nozzles or colors are fully functional. Compatible and Incompatible Printer Models Step 3: Clear the Waste Ink Counter Locate
: Resetting the counter without cleaning or replacing the physical ink absorbers can lead to actual ink leakage.