An electronic device according to various embodiments of the present invention comprises: a display panel; a biometric sensor module disposed on the back surface of the display panel; a processor electrically connected to the display panel and the biometric sensor module, and configured to acquire biometric information by using the biometric sensor module; a first adhesive member filling the gap formed between the back surface of the display panel and the biometric sensor module; and a second adhesive member applied on the first adhesive member, wherein the biometric sensor module can be attached to the back surface of the display panel by using the second adhesive member. In addition, other embodiments are possible.