The nRF24L01 Proteus library is stable but old (last updated 2015). If you cannot get it to work, consider these options:
: Go to "Component Mode," click "P" (Pick Devices), and search for NRF24L01 . 💡 Pro-Tips for Simulation nrf24l01 proteus library download link
: Copy both the .LIB and .IDX files and paste them into that LIBRARY folder. The nRF24L01 Proteus library is stable but old
Once you have downloaded the library package, follow these instructions carefully. This process works for Proteus 7, 8, and the newer Proteus 9. " click "P" (Pick Devices)