Hx711 Proteus Library Link Download
In Proteus, the HX711 model often requires you to manually adjust a variable to simulate weight change, as it cannot physically detect weight. Look for an "Edit Properties" option on the component or a virtual potentiometer attached to the model to change the reading value during the live simulation.
This method is 100% functional but requires an Arduino model in Proteus. hx711 proteus library download