MSDN English

Open MSDN pages in english, because all other translations are shit and absolutely annoying.

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         MSDN English
// @version      2025-06-24
// @description  Open MSDN pages in english, because all other translations are shit and absolutely annoying.
// @author       Michael Chen
// @namespace    https://cnml.de/
// @license      MIT
// @match        https://learn.microsoft.com/*
// @exclude      https://learn.microsoft.com/en-us/*
// @run-at       document-start
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    const defaultLocale = "en-us";

    /**
     * @param {string} name
     */
    function parseLocale(name) {
        try {
            const locale = new Intl.Locale(name);
            return locale.baseName.toLowerCase();
        } catch (error) {
            if (error instanceof RangeError) return;
            throw error;
        }
    }

    const url = new URL(location.href);
    const segments = url.pathname.split("/");
    if (segments[0] !== "") throw new Error("Path is not rooted!");
    const locale = parseLocale(segments[1]);
    if (locale === undefined) throw new Error("Page seems to not be locale specific!");
    if (locale === defaultLocale) return;
    segments[1] = defaultLocale;
    url.pathname = segments.join("/");
    location.replace(url);
})();