Open Arduino IDE 1.8, write your code, and ensure it compiles.
: This is a harmless warning. If the simulation freezes, ensure you ran Proteus as an administrator.
Ensure you click "Install" when prompted for USB driver installation. Configure for Proteus: Open Arduino IDE. Go to File > Preferences . Proteus 8.9 Sp2 Professional With Arduino 1.8 Free --INSTALL
Choose your installation path (the default C:\Program Files (x86)\Arduino is highly recommended) and click . Step 3: Add Arduino Libraries to Proteus
Click the button (the checkmark icon in the top left). Open Arduino IDE 1
Now, whenever you click the button in Arduino IDE, the console area at the bottom of the window will display the exact file path of the generated .hex file. Creating Your First Simulation: Virtual LED Blink
In Arduino IDE, click Verify/Compile . Look at the bottom console to find the file path ending in .hex . Upload to Proteus: Double-click the Arduino board in Proteus. Ensure you click "Install" when prompted for USB
When prompted for a license type, select and browse to locate your valid product license key file.
Arduino IDE is open-source and free. Proteus is a paid professional tool; ensure you are using a valid license to receive updates and support. If you'd like, I can help you further by: Providing a sample Blink code for your first simulation.