A method for detecting fingerprints implemented in an electronic device includes detecting whether a display device is being pressed by at least one finger of a user according to signals of a pressure sensing device. If the display device is being pressed by the at least one finger of the user, controlling a fingerprint acquiring device to acquire fingerprint images of the at least one finger of the user and controlling a positioning device to acquire location information of the electronic device. The fingerprint images of the at least one finger of the user and the location information of the electronic device can be uploaded by the electronic device to a fingerprint database for fingerprint recognition.