In the same menu, you can then use the In-game FPS counter drop-down menu to choose where Steam's FPS counter appears. Similarly, on Ubisoft Connect, you can head to Settings > General to enable ...

Many popular game launchers, like Steam, Ubisoft Connect, and GOG Galaxy, also have built-in FPS counters. If you're using Steam, for instance, you can go to Settings > In-Game and turn on Enable ...