"Media" not showing under "advanced asset" tab in content

I am new to unreal engine and now I am learning it.When I right click in the content brownser the the “Media” tab not shown.I want help to solve this

What version of UE4 are you using? If you are just starting to learn UE4, make sure to use the latest version, which is currently 4.18. Media Assets were added in 4.13, if I remember correctly