If you just want to test your Arduino code for moving a stepper motor, switch your simulation to use the L298N or L293D , which are built-in to Proteus and work immediately.
: A complete repository containing the required .LIB and .MOD files for simulating the driver with any stepper motor GitHub - pouryafaraz . a4988 proteus library download exclusive
Summary
: It includes the built-in translator, meaning you only need two digital pins (STEP and DIR) from your microcontroller (like an Arduino) to control motor speed and direction. If you just want to test your Arduino