It's very important to always update your device, especially when you get a notification reminding you to download the update. Most people just overlook the idea, assuming the update will include pointless features which don't mean anything to them, however even though all you see is new features there are some really important things happening in the background. When a small update is realised ( commonly called a bug fix) it usually contains crucial fixes which you don't even think are issues. For example a 'bug fix' may be realise in order to fix a problem with easily allows hackers to grab hold of important information of yours such as:

 

- An address

-Credit Card Information

-Names

-Bank Details

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By installing the update you're potentially stopping these hackers from being able to grab that information. So always remember to install the latest update for any of your devices, whether that be your computer, mobile phone or any other computer system. Check on a regular basis to see if an update has recently been realised, and if you get a notification telling you about it try and install it as soon a possible!