Software update notifications are meant to be a reminder to keep your operating system and apps up to date, but that doesn't mean that they never get annoying.
On autopilot, every single day, I hit "Remind Me Tomorrow" because I might feel different about updating the next day.
as computer software designed and written to fulfill a particular purpose.
There are different ways to install and update apps on your Mac, the most common ways are the Mac App Store, within the app itself, or the web.
Apple also releases system updates that keep your Mac secure and stable.
When a new major version of OS X is released, you can download the upgrade for free from the App Store.