Thus, this article provides a critical summary on the frequency control of solar PV and wind-integrated systems. The frequency control issues with advanced techniques, including inertia emulation, de-loading, and grid-forming, are summarized. Another option to distinguish is communication from solar panels towards the inverters and the communication towards the grid. The solution is a hybrid approach that minimises the use of diesel generators, used only in case of emergency, while maximizes the use of solar power and batteries, boosting the performance stability and financial return required to op frastructure to go down. These systems achieve up to 96. 5% efficiency, minimizing energy waste. Smart solutions reduce downtime by 25%, ensuring uninterrupted. Global Tech China Ltd, 3 Floor, Wai Yip Industrial Building. 171 Wai Yip Street, Kwun Tong, Kowloon, Hong Kong. Moreover, several cutting-edge devices in frequency.