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update - n. a change or addition to computer software that includes the most recent information
digital assistant - n. an application program that can understand natural language and complete electronic tasks for the user
eligible - adj. able to do or receive something
default - n. a setting, option, etc., that a computer or cell phone uses if you do not choose a different one
pre-install - v. download onto a computer or phone before it is sold
iMessage - n. the text messaging service from Apple used on iPhones, iPads and Mac computers
