My iPhone 6s My camera has been removed by a prank app called loofamai. I cannot get it back. There is also no camera in the lock screen

My iPhone 6s My camera has been removed by a prank app called loofamai. I cannot get it back. There is also no camera in the lock screen - 1

Read more: My iPhone 6s My camera has been removed by a prank app called loofamai. I cannot get it back. There is also no camera in the lock screen