An embodiment of the invention provides a terminal unlocking method which can include the steps: acquiring a first unlocking operation; judging whether the first unlocking operation meets unlocking conditions of a first lock screen or not; removing the first lock screen and acquiring a second unlocking operation when judging that the first unlocking operation does not meet the unlocking conditions of the first lock screen; judging whether the second unlocking operation meets unlocking conditions of a second transparent lock screen or not; removing the second lock screen when judging that the second unlocking operation meets the unlocking conditions of the second lock screen. Terminal unlocking safety can be improved.