Watch the video:
Timestamps:
0:00 - Intro/Explanation
0:30 - Install RivaTuner
1:20 - Cap game FPS in RivaTuner
2:15 - Enable RivaTuner FPS Overlay
Want to cap your FPS with RivaTuner/RTSS for better stability, less heat and power usage? This quick video shows you how to do that! It’s simple, but not super obvious. I’ll also show you how to enable the default RTSS Overlay/FPS counter.
RivaTuner: https://www.guru3d.com/download/rtss-rivatuner-statistics-server-download/