The v5610 version is highly sought after because it supports a massive range of Canon Pixma models, including legacy machines and newer continuous ink supply system (G-Series) models. Common Compatible Series
Complete Guide to Canon Service Tool V5610: Features, Usage, and Reset Guide canon service tool v5610
Note: For newer models (TS9500 series and beyond), Canon has introduced encrypted handshakes that v5610 cannot bypass. You would need a newer service tool (v6100 or v6400). The v5610 version is highly sought after because