What it means

1. noun the act of bringing someone or something up to date
   “the server update ran overnight”
2. noun information or data that updates
   “do you have the latest software update?”
3. verb modernize or bring up to date
   “We updated the kitchen in the old house”
4. verb bring to the latest state of technology or supply with the latest data
   “tonight, I will update my operating system”
5. verb bring up to date