If you absolutely need to simulate camera behaviour (image capture, streaming logic), consider switching to a different simulation environment:
Websites such as TheEngineeringProjects often provide bundled Proteus libraries. Download Link (Example): Download ESP32-CAM Proteus Library esp32 cam proteus library download install
If your project is (LEDs, relays, sensors, UART) and you must use Proteus: If you absolutely need to simulate camera behaviour
Ensure Proteus was completely closed and restarted after pasting the files. Double-check that the files were pasted into the LIBRARY folder and not the root directory. When you find a library, download the ZIP
When you find a library, download the ZIP file to an easily accessible location on your computer, such as your Desktop or Downloads folder. The file is typically named something like ESP32_Proteus_Library.zip . Ensure you download it from a reputable source to avoid corrupted or malicious files.
C:\ProgramData\Labcenter Electronics\Proteus 8 Professional\LIBRARY