The left mouse button press does not act as expected when the input setting "Default Viewport Mouse Capture Mode" is set to "Capture During Right mouse Down"
Left mouse button press fires when:
Left mouse button does not fire when:
Result: The Left mouse press only fires when double clicking or when the right mouse button is held down.
Expected: The left mouse press would fire when ever the left mouse button is pressed
There's no existing public thread on this issue, so head over toAnswerHub just mention UE-46656 in the post.