May 31, 2021 Article blog
The HTML 4.01 elements that were removed from HTML 5 are:
Replace it with <abbr > label
Use <object > instead
<applet code="Bubbles.class" width="350" height="350">
An embedded Java applet
</applet>
Use the <del > label instead
Of course, a lot of new elements have been added to HTML5: