What are the advantages of HTML5?

Have you not considered using HTML5? Of course I guess you may have your own reasons; it's not widely supported yet, it doesn't work in IE, or you just like to write stricter XHTML code. HTML5 is a major change in the world of web development. In fact, whether you like it or not, it represents the future trend. In fact, HTML5 is not difficult to understand and use. We can list here many reasons why you should start using HTML5 now.
There are currently many articles introducing the use of HTML5 and introducing the advantages and benefits of using it. Yes, our article is similar. With more articles like this, and Apple's support, Adobe's product development around HTML5, and the death of mobile flash being supported by so many websites, I wanted to say something to those who still haven't or don't want to embrace it. I think the main reason is that it looks like a mysterious thing. A lot of it feels like a jetpack or a flying car. An unproven and extraordinary idea but impractical. But in fact it is now almost very practical.
In order to decrypt HTML5 and help stubborn developers and designers, I have listed here several advantages of using HTML5. I hope it will be helpful to everyone!
The tenth advantage: Ease of use
Two reasons make it easier to create websites using HTML5: semantics and ARIA. New HTML tags like