diff -ur a/components/mjs/a11y/explorer/config.json b/components/mjs/a11y/explorer/config.json
--- a/components/mjs/a11y/explorer/config.json	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/a11y/explorer/config.json	2026-01-26 09:55:11.623580625 +0100
@@ -7,8 +7,6 @@
     "name": "a11y/explorer",
     "libs": [
       "components/src/a11y/semantic-enrich/lib",
-      "components/src/a11y/speech/lib",
-      "components/src/a11y/sre/lib",
       "components/src/input/mml/lib",
       "components/src/core/lib"
     ]
diff -ur a/components/mjs/a11y/semantic-enrich/config.json b/components/mjs/a11y/semantic-enrich/config.json
--- a/components/mjs/a11y/semantic-enrich/config.json	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/a11y/semantic-enrich/config.json	2026-01-26 09:54:51.467512431 +0100
@@ -10,7 +10,6 @@
     "libs": [
       "components/src/input/mml/lib",
       "components/src/core/lib",
-      "components/src/a11y/sre/lib",
       "components/src/loader/lib"
     ]
   }
diff -ur a/components/mjs/a11y/util.js b/components/mjs/a11y/util.js
--- a/components/mjs/a11y/util.js	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/a11y/util.js	2026-01-26 11:27:00.259216414 +0100
@@ -1,13 +1,7 @@
 import {Loader} from '#js/components/loader.js';
 import '../input/mml/init.js';
-import './sre/sre.js';
 import './semantic-enrich/semantic-enrich.js';
-import './speech/speech.js';
-import './explorer/explorer.js';
 
 Loader.preLoaded(
-  'a11y/sre',
   'a11y/semantic-enrich',
-  'a11y/speech',
-  'a11y/explorer'
 );
diff -ur a/components/mjs/dependencies.js b/components/mjs/dependencies.js
--- a/components/mjs/dependencies.js	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/dependencies.js	2026-01-26 11:27:31.211335738 +0100
@@ -16,10 +16,8 @@
  */
 
 export const dependencies = {
-  'a11y/semantic-enrich': ['input/mml', 'a11y/sre'],
-  'a11y/speech': ['a11y/semantic-enrich'],
+  'a11y/semantic-enrich': ['input/mml'],
   'a11y/complexity': ['a11y/semantic-enrich'],
-  'a11y/explorer': ['a11y/speech'],
   '[mml]/mml3': ['input/mml'],
   '[tex]/action': ['input/tex-base'],
   '[tex]/ams': ['input/tex-base', '[tex]/newcommand'],
@@ -61,7 +59,6 @@
   '[tex]/units': ['input/tex-base'],
   '[tex]/upgreek': ['input/tex-base'],
   '[tex]/verb': ['input/tex-base'],
-  'ui/menu': ['a11y/sre'],
 };
 
 export const paths = {
diff -ur a/components/mjs/mml-chtml/mml-chtml.js b/components/mjs/mml-chtml/mml-chtml.js
--- a/components/mjs/mml-chtml/mml-chtml.js	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/mml-chtml/mml-chtml.js	2026-01-26 09:51:40.893614207 +0100
@@ -4,7 +4,6 @@
 import '../input/mml/mml.js';
 import {loadFont} from '../output/chtml/chtml.js';
 import '../ui/menu/menu.js';
-import '../a11y/util.js';
 
 Loader.preLoaded(
   'loader', 'startup',
diff -ur a/components/mjs/mml-chtml-nofont/mml-chtml-nofont.js b/components/mjs/mml-chtml-nofont/mml-chtml-nofont.js
--- a/components/mjs/mml-chtml-nofont/mml-chtml-nofont.js	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/mml-chtml-nofont/mml-chtml-nofont.js	2026-01-26 09:53:38.319264663 +0100
@@ -4,7 +4,6 @@
 import '../input/mml/mml.js';
 import {loadFont} from '../output/chtml/chtml.js';
 import '../ui/menu/menu.js';
-import '../a11y/util.js';
 
 Loader.preLoaded(
   'loader', 'startup',
diff -ur a/components/mjs/mml-svg/mml-svg.js b/components/mjs/mml-svg/mml-svg.js
--- a/components/mjs/mml-svg/mml-svg.js	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/mml-svg/mml-svg.js	2026-01-26 09:55:49.927710134 +0100
@@ -4,7 +4,6 @@
 import '../input/mml/mml.js';
 import {loadFont} from '../output/svg/svg.js';
 import '../ui/menu/menu.js';
-import '../a11y/util.js';
 
 Loader.preLoaded(
   'loader', 'startup',
diff -ur a/components/mjs/mml-svg-nofont/mml-svg-nofont.js b/components/mjs/mml-svg-nofont/mml-svg-nofont.js
--- a/components/mjs/mml-svg-nofont/mml-svg-nofont.js	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/mml-svg-nofont/mml-svg-nofont.js	2026-01-26 09:53:45.819290087 +0100
@@ -4,7 +4,6 @@
 import '../input/mml/mml.js';
 import {loadFont} from '../output/svg/svg.js';
 import '../ui/menu/menu.js';
-import '../a11y/util.js';
 
 Loader.preLoaded(
   'loader', 'startup',
diff -ur a/components/mjs/source.js b/components/mjs/source.js
--- a/components/mjs/source.js	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/source.js	2026-01-26 11:28:05.171466461 +0100
@@ -73,11 +73,7 @@
   'output/svg': `${src}/output/svg/svg.js`,
   'a11y/assistive-mml': `${src}/a11y/assistive-mml/assistive-mml.js`,
   'a11y/semantic-enrich': `${src}/a11y/semantic-enrich/semantic-enrich.js`,
-  'a11y/speech': `${src}/a11y/speech/speech.js`,
   'a11y/complexity': `${src}/a11y/complexity/complexity.js`,
-  'a11y/explorer': `${src}/a11y/explorer/explorer.js`,
-  'a11y/sre': `${src}/a11y/sre/sre.js`,
-  '[mathmaps]': `${src}/../../bundle/sre/mathmaps`,
   'ui/lazy': `${src}/ui/lazy/lazy.js`,
   'ui/menu': `${src}/ui/menu/menu.js`,
   'ui/safe': `${src}/ui/safe/safe.js`,
diff -ur a/components/mjs/tex-chtml/tex-chtml.js b/components/mjs/tex-chtml/tex-chtml.js
--- a/components/mjs/tex-chtml/tex-chtml.js	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/tex-chtml/tex-chtml.js	2026-01-26 09:53:41.947276962 +0100
@@ -4,7 +4,6 @@
 import '../input/tex/tex.js';
 import {loadFont} from '../output/chtml/chtml.js';
 import '../ui/menu/menu.js';
-import '../a11y/util.js';
 
 Loader.preLoaded(
   'loader', 'startup',
diff -ur a/components/mjs/tex-chtml-nofont/tex-chtml-nofont.js b/components/mjs/tex-chtml-nofont/tex-chtml-nofont.js
--- a/components/mjs/tex-chtml-nofont/tex-chtml-nofont.js	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/tex-chtml-nofont/tex-chtml-nofont.js	2026-01-26 09:51:32.803991787 +0100
@@ -4,7 +4,6 @@
 import '../input/tex/tex.js';
 import {loadFont} from '../output/chtml/chtml.js';
 import '../ui/menu/menu.js';
-import '../a11y/util.js';
 
 Loader.preLoaded(
   'core',
diff -ur a/components/mjs/tex-mml-chtml/tex-mml-chtml.js b/components/mjs/tex-mml-chtml/tex-mml-chtml.js
--- a/components/mjs/tex-mml-chtml/tex-mml-chtml.js	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/tex-mml-chtml/tex-mml-chtml.js	2026-01-26 09:53:30.887239463 +0100
@@ -5,7 +5,6 @@
 import '../input/mml/mml.js';
 import {loadFont} from '../output/chtml/chtml.js';
 import '../ui/menu/menu.js';
-import '../a11y/util.js';
 
 Loader.preLoaded(
   'loader', 'startup',
diff -ur a/components/mjs/tex-mml-chtml-nofont/tex-mml-chtml-nofont.js b/components/mjs/tex-mml-chtml-nofont/tex-mml-chtml-nofont.js
--- a/components/mjs/tex-mml-chtml-nofont/tex-mml-chtml-nofont.js	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/tex-mml-chtml-nofont/tex-mml-chtml-nofont.js	2026-01-26 09:51:22.243799809 +0100
@@ -5,7 +5,6 @@
 import '../input/mml/mml.js';
 import {loadFont} from '../output/chtml/chtml.js';
 import '../ui/menu/menu.js';
-import '../a11y/util.js';
 
 Loader.preLoaded(
   'loader', 'startup',
diff -ur a/components/mjs/tex-mml-svg/tex-mml-svg.js b/components/mjs/tex-mml-svg/tex-mml-svg.js
--- a/components/mjs/tex-mml-svg/tex-mml-svg.js	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/tex-mml-svg/tex-mml-svg.js	2026-01-26 09:51:14.670501005 +0100
@@ -5,7 +5,6 @@
 import '../input/mml/mml.js';
 import {loadFont} from '../output/svg/svg.js';
 import '../ui/menu/menu.js';
-import '../a11y/util.js';
 
 Loader.preLoaded(
   'loader', 'startup',
diff -ur a/components/mjs/tex-mml-svg-nofont/tex-mml-svg-nofont.js b/components/mjs/tex-mml-svg-nofont/tex-mml-svg-nofont.js
--- a/components/mjs/tex-mml-svg-nofont/tex-mml-svg-nofont.js	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/tex-mml-svg-nofont/tex-mml-svg-nofont.js	2026-01-26 09:53:34.387251331 +0100
@@ -5,7 +5,6 @@
 import '../input/mml/mml.js';
 import {loadFont} from '../output/svg/svg.js';
 import '../ui/menu/menu.js';
-import '../a11y/util.js';
 
 Loader.preLoaded(
   'loader', 'startup',
diff -ur a/components/mjs/tex-svg/tex-svg.js b/components/mjs/tex-svg/tex-svg.js
--- a/components/mjs/tex-svg/tex-svg.js	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/tex-svg/tex-svg.js	2026-01-26 09:53:26.683225207 +0100
@@ -4,7 +4,6 @@
 import '../input/tex/tex.js';
 import {loadFont} from '../output/svg/svg.js';
 import '../ui/menu/menu.js';
-import '../a11y/util.js';
 
 Loader.preLoaded(
   'loader', 'startup',
diff -ur a/components/mjs/tex-svg-nofont/tex-svg-nofont.js b/components/mjs/tex-svg-nofont/tex-svg-nofont.js
--- a/components/mjs/tex-svg-nofont/tex-svg-nofont.js	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/tex-svg-nofont/tex-svg-nofont.js	2026-01-26 09:55:54.519725652 +0100
@@ -4,7 +4,6 @@
 import '../input/tex/tex.js';
 import {loadFont} from '../output/svg/svg.js';
 import '../ui/menu/menu.js';
-import '../a11y/util.js';
 
 Loader.preLoaded(
   'core',
diff -ur a/components/mjs/ui/menu/config.json b/components/mjs/ui/menu/config.json
--- a/components/mjs/ui/menu/config.json	1970-01-01 01:00:01.000000000 +0100
+++ b/components/mjs/ui/menu/config.json	2026-01-26 09:52:50.136135319 +0100
@@ -1,14 +1,13 @@
 {
   "build": {
     "component": "ui/menu",
-    "targets": ["ui/menu", "a11y/speech/SpeechMenu.ts"],
+    "targets": ["ui/menu"],
     "excludeSubdirs": true
   },
   "webpack": {
     "name": "ui/menu",
     "libs": [
       "components/src/core/lib",
-      "components/src/a11y/sre/lib",
       "node_modules/mj-context-menu/js"
     ]
   }
diff -ur a/ts/a11y/explorer.ts b/ts/a11y/explorer.ts
--- a/ts/a11y/explorer.ts	1970-01-01 01:00:01.000000000 +0100
+++ b/ts/a11y/explorer.ts	2026-01-26 11:23:15.894346209 +0100
@@ -25,7 +25,6 @@
 import { MmlNode } from '../core/MmlTree/MmlNode.js';
 import { MathML } from '../input/mathml.js';
 import { STATE, newState } from '../core/MathItem.js';
-import { SpeechMathItem, SpeechMathDocument, SpeechHandler } from './speech.js';
 import { MathDocumentConstructor } from '../core/MathDocument.js';
 import { OptionList, expandable } from '../util/Options.js';
 import { SerializedMmlVisitor } from '../core/MmlTree/SerializedMmlVisitor.js';
@@ -35,8 +34,6 @@
 
 import { ExplorerPool, RegionPool } from './explorer/ExplorerPool.js';
 
-import * as Sre from './sre.js';
-
 const isUnix = context.os === 'Unix';
 
 /**
@@ -167,26 +164,16 @@
      * @override
      */
     public attachSpeech(document: ExplorerMathDocument) {
-      super.attachSpeech(document);
-      this.outputData.speechPromise
-        ?.then(() => this.explorers.speech.attachSpeech())
-        ?.then(() => {
-          if (this.explorers?.speech) {
-            this.explorers.speech.restarted = this.refocus;
-          }
-          this.refocus = null;
-          if (this.explorers) {
-            this.explorers.restart();
-          }
-        });
+      console.log("ignoring attachSpeech: speech is disabled");
+      return;
     }
 
     /**
      * @override
      */
     public detachSpeech(document: ExplorerMathDocument) {
-      super.detachSpeech(document);
-      this.explorers.speech.detachSpeech();
+      console.log("ignoring detachSpeech: speech is disabled");
+      return;
     }
 
     /**
@@ -243,7 +230,7 @@
     public setTemporaryFocus(document: ExplorerMathDocument): HTMLElement {
       let focus = null;
       if (this.explorers) {
-        const speech = this.explorers.speech;
+        const speech = null;
         focus = speech?.attached ? document.tmpFocus : null;
         if (focus) {
           this.refocus = speech.semanticFocus() ?? null;
@@ -325,10 +312,6 @@
         ...BaseDocument.OPTIONS.renderActions,
         explorable: [STATE.EXPLORER]
       }),
-      sre: expandable({
-        ...BaseDocument.OPTIONS.sre,
-        speech: 'none',                    // None as speech is explicitly computed
-      }),
       a11y: {
         ...BaseDocument.OPTIONS.a11y,
         align: 'top',                      // placement of magnified expression
@@ -527,9 +510,6 @@
       const visitor = new SerializedMmlVisitor(this.mmlFactory);
       const toMathML = (node: MmlNode) => visitor.visitTree(node);
       const options = this.options;
-      if (!options.a11y.speechRules) {
-        options.a11y.speechRules = `${options.sre.domain}-${options.sre.style}`;
-      }
       const mathItem = (options.MathItem = ExplorerMathItemMixin(
         options.MathItem,
         toMathML
@@ -653,12 +633,9 @@
 ) {
   // TODO (volker): This needs to be replace by the engine feature vector.
   // Minus rule sets etc. Breaking change in SRE.
-  const sreOptions = Sre.engineSetup() as { [name: string]: string };
   for (const key in options) {
     if (document.options.a11y[key] !== undefined) {
       setA11yOption(document, key, options[key]);
-    } else if (sreOptions[key] !== undefined) {
-      document.options.sre[key] = options[key];
     }
   }
   if (options.roleDescription) {
@@ -684,9 +661,6 @@
 ) {
   switch (option) {
     case 'speechRules': {
-      const [domain, style] = (value as string).split('-');
-      document.options.sre.domain = domain;
-      document.options.sre.style = style;
       break;
     }
     case 'magnification':
@@ -728,7 +702,6 @@
       }
       break;
     case 'locale':
-      document.options.sre.locale = value;
       break;
     default:
       document.options.a11y[option] = value;
diff -ur a/ts/ui/menu/MenuHandler.ts b/ts/ui/menu/MenuHandler.ts
--- a/ts/ui/menu/MenuHandler.ts	1970-01-01 01:00:01.000000000 +0100
+++ b/ts/ui/menu/MenuHandler.ts	2026-01-26 11:40:15.606237915 +0100
@@ -24,21 +24,11 @@
 import { mathjax } from '../../mathjax.js';
 
 import { STATE, newState } from '../../core/MathItem.js';
-import { MathDocumentConstructor } from '../../core/MathDocument.js';
+import { MathDocument, MathDocumentConstructor } from '../../core/MathDocument.js';
 import { Handler } from '../../core/Handler.js';
-import {
-  ComplexityMathDocument,
-  ComplexityMathItem,
-} from '../../a11y/complexity.js';
-import {
-  AssistiveMmlMathDocument,
-  AssistiveMmlMathItem,
-} from '../../a11y/assistive-mml.js';
-import { SpeechMathDocument } from '../../a11y/speech.js';
 import { expandable } from '../../util/Options.js';
 
 import { Menu } from './Menu.js';
-import '../../a11y/speech/SpeechMenu.js';
 
 /*==========================================================================*/
 
@@ -50,8 +40,7 @@
 /**
  * Generic A11Y MathItem type
  */
-export type A11yMathItem = ComplexityMathItem<HTMLElement, Text, Document> &
-  AssistiveMmlMathItem<HTMLElement, Text, Document>;
+export type A11yMathItem = MathItem<HTMLElement, Text, Document>;
 
 /**
  * Constructor for base MathItem for MenuMathItem
@@ -63,13 +52,11 @@
 /**
  * Generic A11Y MathDocument type
  */
-export type A11yMathDocument = ComplexityMathDocument<
+export type A11yMathDocument = MathDocument<
   HTMLElement,
   Text,
   Document
-> &
-  SpeechMathDocument<HTMLElement, Text, Document> &
-  AssistiveMmlMathDocument<HTMLElement, Text, Document>;
+>;
 
 /**
  * Constructor for base document for MenuMathDocument
@@ -87,7 +74,7 @@
  * The new function for MathItem that adds the context menu
  */
 export interface MenuMathItem
-  extends ComplexityMathItem<HTMLElement, Text, Document> {
+  extends MathItem<HTMLElement, Text, Document> {
   /**
    * @param {MenuMathDocument} document   The document where the menu is being added
    * @param {boolean} force               True if menu should be added even if enableMenu is false
@@ -151,8 +138,7 @@
  * The properties needed in the MathDocument for context menus
  */
 export interface MenuMathDocument
-  extends ComplexityMathDocument<HTMLElement, Text, Document>,
-    SpeechMathDocument<HTMLElement, Text, Document> {
+  extends MathDocument<HTMLElement, Text, Document> {
   /**
    * The menu associated with this document
    */
@@ -208,7 +194,7 @@
       MenuClass: Menu,
       menuOptions: Menu.OPTIONS,
       enableMenu: true,
-      sre: BaseDocument.OPTIONS.sre || expandable({}),
+      sre: false,
       a11y: BaseDocument.OPTIONS.a11y || expandable({}),
       renderActions: expandable({
         ...BaseDocument.OPTIONS.renderActions,
@@ -249,10 +235,10 @@
       const settings = this.menu.settings;
       const options = this.options;
       const enrich = (options.enableEnrichment = settings.enrich);
-      options.enableSpeech = settings.speech && enrich;
+      options.enableSpeech = false;
       options.enableBraille = settings.braille && enrich;
-      options.enableComplexity = settings.collapsible && enrich;
-      options.enableExplorer = enrich;
+      options.enableComplexity = false;
+      options.enableExplorer = false;
     }
 
     /**
@@ -304,12 +290,6 @@
           this.menu.loadingPromise.catch((err) => console.log(err))
         );
       }
-      if (this.options.enableComplexity) {
-        this.menu.checkComponent('a11y/complexity');
-      }
-      if (this.options.enableExplorer) {
-        this.menu.checkComponent('a11y/explorer');
-      }
       return this;
     }
 
diff -ur a/ts/ui/menu/Menu.ts b/ts/ui/menu/Menu.ts
--- a/ts/ui/menu/Menu.ts	1970-01-01 01:00:01.000000000 +0100
+++ b/ts/ui/menu/Menu.ts	2026-01-26 11:29:48.979864791 +0100
@@ -149,10 +149,10 @@
       breakInline: true,
       autocollapse: false,
       collapsible: false,
-      enrich: true,
+      enrich: false,
       inTabOrder: true,
       assistiveMml: false,
-      speech: true,
+      speech: false,
       braille: true,
       brailleCode: 'nemeth',
       speechRules: 'clearspeak-default',
@@ -1190,7 +1190,7 @@
    * Enable/disable assistive menus based on enrichment setting
    */
   protected setAccessibilityMenus() {
-    const enable = this.settings.enrich;
+    const enable = false;
     const method = enable ? 'enable' : 'disable';
     ['Speech', 'Braille', 'Explorer'].forEach((id) =>
       this.menu.findID(id)[method]()
@@ -1210,6 +1210,7 @@
    * @param {boolean} speech   True to enable speech, false to not
    */
   protected setSpeech(speech: boolean) {
+    speech = false;
     this.enableAccessibilityItems('Speech', speech);
     this.document.options.enableSpeech = speech;
     if (!speech || MathJax._?.a11y?.explorer) {
@@ -1223,6 +1224,7 @@
    * @param {boolean} braille   True to enable braille, false to not
    */
   protected setBraille(braille: boolean) {
+    braille = false;
     this.enableAccessibilityItems('Braille', braille);
     this.document.options.enableBraille = braille;
     if (!braille || MathJax._?.a11y?.explorer) {