Role: Instructs Internet Explorer to use the latest rendering engine.
Importance: Enhances compatibility and performance on older versions of IE, though less relevant today.
Meta X-UA-Compatible tag
Meta X-UA-Compatible tag must be placed between the <head> and </head> as follow:
<!DOCTYPE html>
<html>
<head>
<title>Sample Page</title>
</head>
<body>
<!-- body content here -->
<footer>
<!-- Footer content here -->
</footer>
</body>
</html>
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