used macbook

Hi, I bought second hand macbook air and I did eres all data and after that I completly eresed SSD. I manualy loged out last user from his Apple ID. But when I open terminal it says my_name@KAJA_Lenovo-PC. And Im very scered now about my privacy. What should I do please?

I have a 2013 Macbook Retina 2.4 ghz quadcore i7. I do some video editing, but it can't really handle hi res video. I want to upgrade to something newer (used) that can better handle video. I don't have the budget for a brand new Macbook. Would a 2019/20 i9 be a worthwhile improvement?

I have a friend who's a girl. She wants to buy a computer, as she doesn't own one and is sick of her using her mom's outdated slow Windows laptop. She had the idea to buy a pixel book, which I promptly but politely shot down as ChromeOS is limited, not to mention the price tag. She also does not...

Hello everyone, A couple of weeks ago I've purchased a used MBP 13" 2015 for 700€ (which is a good price where I live) in excellent exterior conditions. While I was trying it, I had noticed that a couple of keys were a bit strange (nothing major anyway), but the seller told me that it probably...

Hello! I would like to buy a MacBook but I don’t know what MacBook to choose... I’ll use the laptop only for browsing, MS Office, watching movies, light C++ programming and mainly for college tasks. I really want to buy a MacBook Air because I love the design. I know that this machine is not...