Set the natural language of a document with with the lang
attribute:
<html lang="en">
<head>
<title>homepage</title>
</head>
<body>
</body>
</html>
This probably won’t get you to 100% compliance – and we can’t possibly be expected to do that for you here – but the error you reference in your post refers to the missing language definition.
1
solved How to get 100% ADA compliance result in accessibility checker website https://webaccessibility.com? [closed]