diff --git a/packages/core/src/Client.ts b/packages/core/src/Client.ts
index 48a59033f..193c195c6 100644
--- a/packages/core/src/Client.ts
+++ b/packages/core/src/Client.ts
@@ -10,95 +10,10 @@ class Client {
   static VERSION = '0.1.0';
 
   /**
-   * Optional global config variable to specify the extension of resource files.
-   * Default is true. NOTE: This is a global variable, not a variable of Client.
+   * Base path for all URLs in the core without trailing slash.
    *
-   * ```javascript
-   * <script type="text/javascript">
-   *     let mxResourceExtension = '.txt';
-   * </script>
-   * <script type="text/javascript" src="/path/to/core/directory/js/Client.js"></script>
-   * ```
-   */
-  static mxResourceExtension = '.txt';
-
-  static setResourceExtension = (value: string) => {
-    Client.mxResourceExtension = value;
-
-    // Removes dependency with mxResources.
-    // Client.mxResourceExtension can be used instead.
-    // mxResources.extension = value;
-  };
-
-  /**
-   * Optional global config variable to toggle loading of the two resource files
-   * in {@link Graph} and <Editor>. Default is true. NOTE: This is a global variable,
-   * not a variable of Client. If this is false, you can use <Client.loadResources>
-   * with its callback to load the default bundles asynchronously.
-   *
-   * ```javascript
-   * <script type="text/javascript">
-   *     let mxLoadResources = false;
-   * </script>
-   * <script type="text/javascript" src="/path/to/core/directory/js/Client.js"></script>
-   * ```
-   */
-  static mxLoadResources = true;
-
-  static setLoadResources = (value: boolean) => {
-    Client.mxLoadResources = value;
-  };
-
-  /**
-   * Optional global config variable to force loading the JavaScript files in
-   * development mode. Default is undefined. NOTE: This is a global variable,
-   * not a variable of Client.
-   *
-   * ```javascript
-   * <script type="text/javascript">
-   *     let mxForceIncludes = false;
-   * </script>
-   * <script type="text/javascript" src="/path/to/core/directory/js/Client.js"></script>
-   * ```
-   */
-  static mxForceIncludes = false;
-
-  static setForceIncludes = (value: boolean) => {
-    Client.mxForceIncludes = value;
-  };
-
-  /**
-   * Optional global config variable to toggle loading of the CSS files when
-   * the library is initialized. Default is true. NOTE: This is a global variable,
-   * not a variable of Client.
-   *
-   * ```javascript
-   * <script type="text/javascript">
-   *     let mxLoadStylesheets = false;
-   * </script>
-   * <script type="text/javascript" src="/path/to/core/directory/js/Client.js"></script>
-   * ```
-   */
-  static mxLoadStylesheets = true;
-
-  static setLoadStylesheets = (value: boolean) => {
-    Client.mxLoadStylesheets = value;
-  };
-
-  /**
-   * Basepath for all URLs in the core without trailing slash. Default is '.'.
-   * Set mxBasePath prior to loading the Client library as follows to override
-   * this setting:
-   *
-   * ```javascript
-   * <script type="text/javascript">
-   *     mxBasePath = '/path/to/core/directory';
-   * </script>
-   * <script type="text/javascript" src="/path/to/core/directory/js/Client.js"></script>
-   * ```
-   *
-   * When using a relative path, the path is relative to the URL of the page that
-   * contains the assignment. Trailing slashes are automatically removed.
+   * When using a relative path, the path is relative to the URL of the page that contains the assignment. Trailing slashes are automatically removed.
+   * @default '.'
    */
   static basePath = '.';
 
@@ -115,19 +30,11 @@ class Client {
   };
 
   /**
-   * Basepath for all images URLs in the core without trailing slash. Default is
-   * <Client.basePath> + '/images'. Set mxImageBasePath prior to loading the
-   * Client library as follows to override this setting:
-   *
-   * ```javascript
-   * <script type="text/javascript">
-   *     mxImageBasePath = '/path/to/image/directory';
-   * </script>
-   * <script type="text/javascript" src="/path/to/core/directory/js/Client.js"></script>
-   * ```
+   * Base path for all images URLs in the core without trailing slash.
    *
    * When using a relative path, the path is relative to the URL of the page that
    * contains the assignment. Trailing slashes are automatically removed.
+   * @default '.'
    */
   static imageBasePath = '.';
 
@@ -144,27 +51,17 @@ class Client {
   };
 
   /**
-   * Defines the language of the client, eg. en for english, de for german etc.
-   * The special value 'none' will disable all built-in internationalization and
+   * Defines the language of the client, eg. `en` for english, `de` for german etc.
+   * The special value `none` will disable all built-in internationalization and
    * resource loading. See {@link Resources#getSpecialBundle} for handling identifiers
    * with and without a dash.
    *
-   * Set mxLanguage prior to loading the Client library as follows to override
-   * this setting:
-   *
-   * ```javascript
-   * <script type="text/javascript">
-   *     mxLanguage = 'en';
-   * </script>
-   * <script type="text/javascript" src="js/Client.js"></script>
-   * ```
-   *
    * If internationalization is disabled, then the following variables should be
    * overridden to reflect the current language of the system. These variables are
    * cleared when i18n is disabled.
-   * <Editor.askZoomResource>, <Editor.lastSavedResource>,
-   * <Editor.currentFileResource>, <Editor.propertiesResource>,
-   * <Editor.tasksResource>, <Editor.helpResource>, <Editor.outlineResource>,
+   * {@link Editor.askZoomResource}, {@link Editor.lastSavedResource},
+   * {@link Editor.currentFileResource}, {@link Editor.propertiesResource},
+   * {@link Editor.tasksResource}, {@link Editor.helpResource}, {@link Editor.outlineResource},
    * {@link ElbowEdgeHandler#doubleClickOrientationResource}, {@link Utils#errorResource},
    * {@link Utils#closeResource}, {@link GraphSelectionModel#doneResource},
    * {@link GraphSelectionModel#updatingSelectionResource}, {@link GraphView#doneResource},
@@ -185,17 +82,8 @@ class Client {
   /**
    * Defines the default language which is used in the common resource files. Any
    * resources for this language will only load the common resource file, but not
-   * the language-specific resource file. Default is 'en'.
-   *
-   * Set mxDefaultLanguage prior to loading the Client library as follows to override
-   * this setting:
-   *
-   * ```javascript
-   * <script type="text/javascript">
-   *     mxDefaultLanguage = 'de';
-   * </script>
-   * <script type="text/javascript" src="js/Client.js"></script>
-   * ```
+   * the language-specific resource file.
+   * @default 'en'
    */
   static defaultLanguage = 'en';
 
@@ -210,17 +98,11 @@ class Client {
   /**
    * Defines the optional array of all supported language extensions. The default
    * language does not have to be part of this list. See
-   * {@link Resources#isLanguageSupported}.
-   *
-   * ```javascript
-   * <script type="text/javascript">
-   *     mxLanguages = ['de', 'it', 'fr'];
-   * </script>
-   * <script type="text/javascript" src="js/Client.js"></script>
-   * ```
+   * {@link Translations#isLanguageSupported}.
    *
    * This is used to avoid unnecessary requests to language files, ie. if a 404
    * will be returned.
+   * @default null
    */
   static languages: string[] | null = null;
 
@@ -386,45 +268,6 @@ class Client {
     return Client.IS_SVG;
   };
 
-  /**
-   * Adds a link node to the head of the document. Use this
-   * to add a stylesheet to the page as follows:
-   *
-   * ```javascript
-   * Client.link('stylesheet', filename);
-   * ```
-   *
-   * where filename is the (relative) URL of the stylesheet. The charset
-   * is hardcoded to ISO-8859-1 and the type is text/css.
-   *
-   * @param rel String that represents the rel attribute of the link node.
-   * @param href String that represents the href attribute of the link node.
-   * @param doc Optional parent document of the link node.
-   * @param id unique id for the link element to check if it already exists
-   */
-  static link = (
-    rel: string,
-    href: string,
-    doc: Document | null=null,
-    id: string | null=null
-  ) => {
-    doc = doc || document;
-
-    // Workaround for Operation Aborted in IE6 if base tag is used in head
-    const link = doc.createElement('link');
-
-    link.setAttribute('rel', rel);
-    link.setAttribute('href', href);
-    link.setAttribute('charset', 'UTF-8');
-    link.setAttribute('type', 'text/css');
-
-    if (id) {
-      link.setAttribute('id', id);
-    }
-
-    const head = doc.getElementsByTagName('head')[0];
-    head.appendChild(link);
-  };
-};
+}
 
 export default Client;
diff --git a/packages/core/src/editor/Editor.ts b/packages/core/src/editor/Editor.ts
index a733429f2..e4708e335 100644
--- a/packages/core/src/editor/Editor.ts
+++ b/packages/core/src/editor/Editor.ts
@@ -30,7 +30,7 @@ import CellAttributeChange from '../view/undoable_changes/CellAttributeChange';
 import PrintPreview from '../view/other/PrintPreview';
 import mxClipboard from '../util/Clipboard';
 import MaxLog from '../gui/MaxLog';
-import { isNode } from '../util/domUtils';
+import { addLinkToHead, isNode } from '../util/domUtils';
 import { getViewXml, getXml } from '../util/xmlUtils';
 import { load, post, submit } from '../util/MaxXmlRequest';
 import PopupMenuHandler from '../view/handler/PopupMenuHandler';
@@ -2850,7 +2850,7 @@ export class EditorCodec extends ObjectCodec {
       } else if (tmp.nodeName === 'resource') {
         Translations.add(<string>tmp.getAttribute('basename'));
       } else if (tmp.nodeName === 'stylesheet') {
-        Client.link('stylesheet', <string>tmp.getAttribute('name'));
+        addLinkToHead('stylesheet', <string>tmp.getAttribute('name'));
       }
 
       tmp = <Element>tmp.nextSibling;
diff --git a/packages/core/src/util/Translations.ts b/packages/core/src/util/Translations.ts
index fb266858b..b406be836 100644
--- a/packages/core/src/util/Translations.ts
+++ b/packages/core/src/util/Translations.ts
@@ -64,7 +64,8 @@ class Translations {
   static resources: { [key: string]: string } = {};
 
   /**
-   * Specifies the extension used for language files. Default is {@link ResourceExtension}.
+   * Specifies the extension used for language files.
+   * @default '.txt'
    */
   static extension = '.txt';
 
@@ -112,22 +113,22 @@ class Translations {
       Translations.loadDefaultBundle ||
       !Translations.isLanguageSupported(lan)
     ) {
-      return basename + (Translations.extension ?? Client.mxResourceExtension);
+      return basename + Translations.extension;
     }
     return null;
   };
 
   /**
    * Hook for subclassers to return the URL for the special bundle. This
-   * implementation returns basename + '_' + lan + <extension> or null if
-   * <loadSpecialBundle> is false or lan equals <Client.defaultLanguage>.
+   * implementation returns `basename + '_' + lan + <extension>` or `null` if
+   * {@link Translations.loadSpecialBundle} is `false` or `lan` equals {@link Client.defaultLanguage}.
    *
-   * If {@link Resources#languages} is not null and <Client.language> contains
-   * a dash, then this method checks if <isLanguageSupported> returns true
+   * If {@link Translations#languages} is not null and {@link Client.language} contains
+   * a dash, then this method checks if {@link Translations.isLanguageSupported} returns `true`
    * for the full language (including the dash). If that returns false the
    * first part of the language (up to the dash) will be tried as an extension.
    *
-   * If {@link Resources#language} is null then the first part of the language is
+   * If {@link Translations#language} is null then the first part of the language is
    * used to maintain backwards compatibility.
    *
    * @param basename The basename for which the file should be loaded.
@@ -147,9 +148,7 @@ class Translations {
       Translations.isLanguageSupported(lan) &&
       lan != Client.defaultLanguage
     ) {
-      return `${basename}_${lan}${
-        Translations.extension ?? Client.mxResourceExtension
-      }`;
+      return `${basename}_${lan}${Translations.extension}`;
     }
     return null;
   };
diff --git a/packages/core/src/util/domUtils.ts b/packages/core/src/util/domUtils.ts
index 66c5a92e2..a86ff3149 100644
--- a/packages/core/src/util/domUtils.ts
+++ b/packages/core/src/util/domUtils.ts
@@ -349,3 +349,37 @@ export const clearSelection = () => {
   imageNode.setAttribute('border', '0');
   return imageNode;
 };
+
+/**
+ * Adds a link node to the head of the document.
+ *
+ * The charset is hardcoded to `UTF-8` and the type is `text/css`.
+ *
+ * @param rel String that represents the rel attribute of the link node.
+ * @param href String that represents the href attribute of the link node.
+ * @param doc Optional parent document of the link node.
+ * @param id unique id for the link element to check if it already exists
+ */
+export const addLinkToHead = (
+  rel: string,
+  href: string,
+  doc: Document | null=null,
+  id: string | null=null
+) => {
+  doc = doc || document;
+
+  // Workaround for Operation Aborted in IE6 if base tag is used in head
+  const link = doc.createElement('link');
+
+  link.setAttribute('rel', rel);
+  link.setAttribute('href', href);
+  link.setAttribute('charset', 'UTF-8');
+  link.setAttribute('type', 'text/css');
+
+  if (id) {
+    link.setAttribute('id', id);
+  }
+
+  const head = doc.getElementsByTagName('head')[0];
+  head.appendChild(link);
+};
diff --git a/packages/core/src/view/other/PrintPreview.ts b/packages/core/src/view/other/PrintPreview.ts
index a3ffacbf0..d59c225f0 100644
--- a/packages/core/src/view/other/PrintPreview.ts
+++ b/packages/core/src/view/other/PrintPreview.ts
@@ -10,7 +10,7 @@ import InternalEvent from '../event/InternalEvent';
 import Client from '../../Client';
 import { intersects } from '../../util/mathUtils';
 import { DIALECT } from '../../util/Constants';
-import { write } from '../../util/domUtils';
+import { addLinkToHead, write } from '../../util/domUtils';
 import { Graph } from '../Graph';
 import CellState from '../cell/CellState';
 import CellArray from '../cell/CellArray';
@@ -344,9 +344,9 @@ class PrintPreview {
    * this is specified then no HEAD tag, CSS and BODY tag will be written.
    */
   open(
-    css: string | null=null, 
-    targetWindow: Window | null=null, 
-    forcePageBreaks: boolean=false, 
+    css: string | null=null,
+    targetWindow: Window | null=null,
+    forcePageBreaks: boolean=false,
     keepOpen: boolean=false
   ): Window | null {
     // Closing the window while the page is being rendered may cause an
@@ -612,7 +612,7 @@ class PrintPreview {
     }
 
     // Adds all required stylesheets
-    Client.link('stylesheet', `${Client.basePath}/css/common.css`, doc);
+    addLinkToHead('stylesheet', `${Client.basePath}/css/common.css`, doc);
 
     // Removes horizontal rules and page selector from print output
     doc.writeln('<style type="text/css">');