Locate and select your game, then click on Uninstall.On the right side, scroll down to the Search this list bar, then type the game’s name.Select Apps & Features, from the left window pane.Uninstall and reinstall the game Uninstall League of Legends You should be able to move the camera around freely. If you’re encountering this problem, the first thing to do is just pressing the F9 key again.
Thus, the mouse cursor won’t leave the game. This is related to multiple-screen usage. Home › Gaming › League of Legends can't move the camera