An electronic device, comprising: - a first biometric sensor arrangement comprising a fingerprint sensor configured to acquire fingerprint data of a fingerprint pattern of a finger of a user of the electronic device; - a second biometric sensor arrangement comprising a sensor configured to acquire at least one type of facial feature data of the user of the electronic device; - a user output interface comprising a touch screen display unit, wherein the fingerprint sensor is arranged adjacently to the touch screen display unit and adapted to allow capturing the user's fingerprint data in an active area provided by the touch screen display unit, and - processing circuitry connected to the first and the second biometric sensor arrangement and the user output interface, wherein the first and the second biometric sensor arrangement are positioned at the electronic device such that fingerprint data and the at least one type of facial feature data may be simultaneously acquired, and the processing circuitry is configured to: - form an enrollment instruction to be presented to the user, wherein the instruction comprises a request for the user to interact with the fingerprint sensor for providing the fingerprint pattern of the user; - output the instruction to the user within the active area of the touch screen display unit; - acquire, simultaneously, the fingerprint data and the at least one type of facial feature data using the first and the second biometric sensor arrangement, respectively, while the user is interacting with the touch screen display unit in accordance with the instruction; - form a first biometric template based on the acquired fingerprint data, and - form a second biometric template based on the acquired at least one type of facial feature data. - a first biometric sensor arrangement comprising a fingerprint sensor configured to acquire fingerprint data of a fingerprint pattern of a finger of a user of the electronic device; - a second biometric sensor arrangement comprising a sensor configured to acquire at least one type of facial feature data of the user of the electronic device; - a user output interface comprising a touch screen display unit, wherein the fingerprint sensor is arranged adjacently to the touch screen display unit and adapted to allow capturing the user's fingerprint data in an active area provided by the touch screen display unit, and - processing circuitry connected to the first and the second biometric sensor arrangement and the user output interface, - form an enrollment instruction to be presented to the user, wherein the instruction comprises a request for the user to interact with the fingerprint sensor for providing the fingerprint pattern of the user; - output the instruction to the user within the active area of the touch screen display unit; - acquire, simultaneously, the fingerprint data and the at least one type of facial feature data using the first and the second biometric sensor arrangement, respectively, while the user is interacting with the touch screen display unit in accordance with the instruction; - form a first biometric template based on the acquired fingerprint data, and - form a second biometric template based on the acquired at least one type of facial feature data.