I got a Lenovo desktop All-in-One December 2014 when I was 16. It'll be 4 years old soon and I'm 20 now, but my few needs such as basic browsing and Office programs remain the same. It's starting to slow down and I;m wondering if I should switch now or milk it for all I can.
Read more: https://truenotebook.com/desktops/how-often-do-you-replace-your-desktop-computer.html
