What Are HTTP Language Codes?
Every visitor to a website sends his or her HTTP language code that his browser uses in addition to his origin country. The code allows websites to load the language your browser is using or setup to. Browser languages often don't match the country of origin.

Should I use it?
Google Analytics collects that information as well and uses it for its algorithm. To make our traffic bot look as human as possible, use the following codes in your project settings.

Where can I HTTP Codes?
Visit this website to get all HTTP codes for each country.
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