I would suggest you remove that former user's account, unless there's some reason you need to keep it. You never know what sort of cruft or problems might be lurking. I actually usually advise anyone purchasing a used computer to erase the drive completely and reinstall the OS, just to make sure you're not inheriting someone else's problems or, in an extreme case, some malware such as a keylogger.
Regards.
Internet Accounts For Mac
Jun 24, 2010 7:10 AM
After you sign up for Internet access for your MacBook, your ISP sends you a sheet of paper covered with indecipherable stuff that looks like Egyptian hieroglyphics. Don’t worry; those are the settings that you need to connect to your ISP. After you get them in Mac OS. A New Name to Manage Your Email Accounts. Now, you’ll see an option right above Mail in the Settings app. That option is labeled Accounts & Passwords, and it’s a combination of two different.
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