The nRF24L01 Proteus library is stable but old (last updated 2015). If you cannot get it to work, consider these options:

, which provide various Proteus libraries for engineering students. Download Link: New Proteus Libraries for Engineering Students Alternative Resource: Some users provide library collections on GitHub - Karan-nevage/PROTEUS-LIBRARY which includes various missing components. Installation Steps How to add any library in Proteus 8 | 2024

To add the NRF24L01 transceiver to your Proteus workspace, you need specific library files (usually ending in Download the Library

Note: The pin numbers above are standard for the RF24 library in Arduino. If using a different microcontroller, map the SPI pins accordingly.