please help, update my imac 2002
hi, i recently purchased a vintage computer off marketplace, with the intent of utilization for my salon. said computers primary use, is said website, in which we schedule, and/or view our appointment books for the day. to start, the woman who sold the computer, doesn’t have the password to the original owner. i’d like to wipe all accounts, and solely have my created account, as admin. additionally, i can connect to the internet. but, i can search for updates, and other areas of the computer seem restricted. i’d like to update it’s software, so i can functionally use this computer. can anyone offer any advice, as to a removal for other said accounts, as well as updating its software?
iPhone 15 Pro, iOS 17