Once installed:
	•	Press Super + Shift + S
	1.	You’ll see the W.O.P.R splash:
W.O.P.R
Shall we play a game?
	2.	If you have saved settings it will ask:
	•	Yes – Use previous settings
	•	No – Configure new settings
	3.	If configuring new settings:
	•	Choose your render/output resolution (see Features)
	•	Choose your MangoHud overlay preset
	4.	The “Launching Gaming Mode” screen summarises:
	•	Render resolution
	•	Output resolution
	•	Refresh rate
	•	MangoHud preset
Then gamescope + Steam are started.
	•	Press Super + Shift + R
	•	gamescope & Steam are closed
	•	CPU governor and GPU perf modes are restored
	•	hypridle state is restored and idle-prevention lock removed
	•	A small WOPR exit message is shown, then you’re back to your normal desktop.

You can also run the launchers directly from a terminal:

~/.local/share/steam-launcher/enter-gamesmode
~/.local/share/steam-launcher/leave-gamesmode