Shelly support group (English Version), Does anyone know how to wire a Shelly Dimmer 2 to 3-way switches

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Shelly support group (English Version), Hello, I would like to understand - do S1 to S4 switches (I marked red on schematic) totally bypass SHELLY PRO 4PM device

Advice on switches to use with Shelly 2 dimmers

Shelly support group (English Version), Hi, Can you confirm my wiring schema for a Shelly Dimmer 2 for 2 switches (2-phase switch or 3-phase?)?

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