The latest upgrade to iOS is packed with cool useful features that will refresh your iPhone or iPad. Are you the one who wants it right now? So if you're still not assured to about it, here's a look at some of the main features covered in below ‘quick look’ infographic and you might feel like you got a new iPhone or iPad. Just check it out in infographic.
Conclusion:
Should you upgrade it? At this point I say yes, but only if your device will support it. You may google for how to use all of the new features in iOS 10 and how to install and backup procedure and they're useful to read through if you want to get more familiar with what iOS 10 is capable of. So go ahead, it is a free download for each user with an authorized device.

Infographic by: blogs.perceptionsystem.com