Add language alias for zh_HANS_CN

app/Http/Middleware/DetectLanguagePrefer.php

@@ -22,11 +22,6 @@ class DetectLanguagePrefer
     {
         $locale = $request->input('lang') ?: ($request->cookie('locale') ?: $request->getPreferredLanguage());
 
-        // For Microsoft Edge and IE
-        if ($locale == 'zh_HANS_CN') {
-            $locale = 'zh_CN';
-        }
-
         // If current locale is an alias of other locale
         if (($info = array_get(config('locales'), $locale)) && ($alias = array_get($info, 'alias'))) {
             $locale = $alias;

config/locales.php

@@ -13,6 +13,9 @@ return [
         'name' => '中文 (简体)',
         'short_name' => 'ZH (CN)',
     ],
+    'zh_HANS_CN' => [
+        'alias' => 'zh_CN',
+    ],
     'en' => [
         'name' => 'English',
         'short_name' => 'EN',