The information processing apparatus includes: information processing unit configured to process various information; an interface capable of supplying electrical power to and communicating a signal with an electronic device external to the apparatus through a single connector; a power supply unit capable of supplying electrical power to the electronic device through the interface; electronic device detection unit configured to detect connection of the electronic device to the apparatus; external power supply detection unit configured to detect connection of an external power supply to the apparatus; and power supply control unit, when the connection of the electronic device and the external power supply to the apparatus are detected, configured to keep supplying electrical power to the electronic device even after deactivation of the apparatus, in the event an instruction to turn off a power supply of the apparatus or deactivate the apparatus is issued.