Answer:
I think that it's important to save a file when using a computer so you won't lose it. Much like a document usually files are important and mark progress. Like if you're writing an essay and get tired simply save it to a file or document and continue it later. But if you weren't to do that you could lose all your saved work.
Step-by-step explanation:
Hope that helps. there's not a lot of information to go off of