to remove or draw a line through something, especially a written word or words
delete
to make something more modern or suitable for use now by adding new information or changing its design
update
to put a computer program onto a computer so that the computer can use it
install
to become connected to a piece of electrical equipment or to the main electricity supply
plug in
to take the plug of a piece of electrical equipment out of the place where it is connected to the electricity supply
unplug
put your alarm clock to the time you want to wake up
set the alarm clock
