Why Software updates necessary in smartphone?

With every software update comes changes that will improve the performance of your product by fixing small issues that have been found and deemed the possibility of threats. Hackers succeed off their ability to enter any system weaknesses in an effort to take advantage of the data and information they can receive from it. By not updating your phone as regularly as the software is updated, you are ultimately risking the security of your device even by sending a text to somebody. Even if an app update doesn't introduce new features, and is just "improvements and bug fixes," it's still worth a download; it could prevent your phone from being hacked, and prevent your data from being shared with the world. You’re busy at work on your smartphone and a message suddenly pops up saying, “software update is available”. In most of the time, you click “cancel” instead of “install”, thinking you’ll get to it later, but you never do. right? Because it’s easy to skip so...