(Image source: Raspberry Pi Foundation)
You have had your Raspberry Pi for a little while now. Things are going pretty well. You have written some code, and now your Pi is doing something awesome. You want to add some new functionality that you just saw on the forums, or you saw a new project you wanted to try. The problem is that your Raspberry Pi is on an old distro of your current version, and you don’t want to lose all the work you have on it. Well, you could back up your work and download the latest image and redo everything; or you can just update your Pi with three simple commands. The whole process takes a few minutes and most of that is waiting on the update to finish. You can watch the process in this video: