i wanted to know if i can give my old galaxy ace to a friend of mine.i have a samsung galaxyS3 now i dont use the old samsung galaxy ace anymore.it was the one my ex girlfriend had.i had it disconnected in 2013
Yes, of course you can, Aubrey :) They phone is yours and you can so anything you want with it. Will she be using it on Koodo? If not, she may need to unlock it before use.
Edit: as long as you didn't have the phone blacklisted in 2013.