diff --git a/libs/blocks/global-navigation/global-navigation.js b/libs/blocks/global-navigation/global-navigation.js
index bc76e60afb..8af6c8c0bc 100644
--- a/libs/blocks/global-navigation/global-navigation.js
+++ b/libs/blocks/global-navigation/global-navigation.js
@@ -15,6 +15,7 @@ import {
   getExperienceName,
   getFedsPlaceholderConfig,
   hasActiveLink,
+  isActiveLink,
   icons,
   isDesktop,
   isTangentToViewport,
@@ -967,21 +968,17 @@ class Gnav {
         let customLinkModifier = '';
         let removeCustomLink = false;
         const linkElem = item.querySelector('a');
+        const customLinksSection = item.closest('.link-group');
         linkElem.className = 'feds-navLink';
         linkElem.setAttribute('daa-ll', getAnalyticsValue(linkElem.textContent, index + 1));
-        if (itemHasActiveLink) {
-          linkElem.removeAttribute('href');
-          linkElem.setAttribute('role', 'link');
-          linkElem.setAttribute('aria-disabled', 'true');
-          linkElem.setAttribute('aria-current', 'page');
-          linkElem.setAttribute('tabindex', 0);
-        }
 
-        const customLinksSection = item.closest('.link-group');
         if (customLinksSection) {
           const removeLink = () => {
             const url = new URL(linkElem.href);
             linkElem.setAttribute('href', `${url.origin}${url.pathname}${url.search}`);
+            if (isActiveLink(linkElem)) {
+              linkElem.removeAttribute('href');
+            }
             const linkHash = url.hash.slice(2);
             return !this.customLinks.includes(linkHash);
           };
@@ -989,6 +986,12 @@ class Gnav {
             customLinkModifier = ` feds-navItem--${className}`;
           });
           removeCustomLink = removeLink();
+        } else if (itemHasActiveLink) {
+          linkElem.removeAttribute('href');
+          linkElem.setAttribute('role', 'link');
+          linkElem.setAttribute('aria-disabled', 'true');
+          linkElem.setAttribute('aria-current', 'page');
+          linkElem.setAttribute('tabindex', 0);
         }
 
         const linkTemplate = toFragment`
diff --git a/libs/blocks/global-navigation/utilities/utilities.js b/libs/blocks/global-navigation/utilities/utilities.js
index a5050ea458..2dc258fd0c 100644
--- a/libs/blocks/global-navigation/utilities/utilities.js
+++ b/libs/blocks/global-navigation/utilities/utilities.js
@@ -266,20 +266,22 @@ export const [setDisableAEDState, getDisableAEDState] = (() => {
   ];
 })();
 
-export const [hasActiveLink, setActiveLink, getActiveLink] = (() => {
+export const [hasActiveLink, setActiveLink, isActiveLink, getActiveLink] = (() => {
   let activeLinkFound;
+  const { origin, pathname } = window.location;
+  const url = `${origin}${pathname}`;
 
   return [
     () => activeLinkFound,
     (val) => { activeLinkFound = !!val; },
+    (el) => (el.href === url || el.href.startsWith(`${url}?`) || el.href.startsWith(`${url}#`)),
     (area) => {
-      const disableAED = getDisableAEDState();
+      const isCustomLinks = area.closest('.link-group')?.classList.contains('mobile-only');
+      const disableAED = getDisableAEDState() || isCustomLinks;
       if (disableAED || hasActiveLink() || !(area instanceof HTMLElement)) return null;
-      const { origin, pathname } = window.location;
-      const url = `${origin}${pathname}`;
       const activeLink = [
         ...area.querySelectorAll('a:not([data-modal-hash])'),
-      ].find((el) => (el.href === url || el.href.startsWith(`${url}?`) || el.href.startsWith(`${url}#`)));
+      ].find(isActiveLink);
 
       if (!activeLink) return null;
 
diff --git a/libs/navigation/bootstrapper.js b/libs/navigation/bootstrapper.js
index f231b4df6d..4f19bb3ffd 100644
--- a/libs/navigation/bootstrapper.js
+++ b/libs/navigation/bootstrapper.js
@@ -1,17 +1,28 @@
 export default async function bootstrapBlock(miloLibs, blockConfig) {
-  const { name, targetEl } = blockConfig;
+  const { name, targetEl, layout, noBorder, jarvis } = blockConfig;
   const { getConfig, createTag, loadLink, loadScript } = await import(`${miloLibs}/utils/utils.js`);
   const { default: initBlock } = await import(`${miloLibs}/blocks/${name}/${name}.js`);
 
   const styles = [`${miloLibs}/blocks/${name}/${name}.css`, `${miloLibs}/navigation/navigation.css`];
   styles.forEach((url) => loadLink(url, { rel: 'stylesheet' }));
 
+  const setNavLayout = () => {
+    const element = document.querySelector(targetEl);
+    if (layout === 'fullWidth') {
+      element.classList.add('feds--full-width');
+    }
+    if (noBorder) {
+      element.classList.add('feds--no-border');
+    }
+  };
+
   if (!document.querySelector(targetEl)) {
     const block = createTag(targetEl, { class: name });
     document.body[blockConfig.appendType](block);
   }
   // Configure Unav components and redirect uri
   if (blockConfig.targetEl === 'header') {
+    setNavLayout();
     const metaTags = [
       { key: 'unavComponents', name: 'universal-nav' },
       { key: 'redirect', name: 'adobe-home-redirect' },
@@ -35,4 +46,42 @@ export default async function bootstrapBlock(miloLibs, blockConfig) {
       loadPrivacy(getConfig, loadScript);
     }, blockConfig.delay);
   }
+
+  /** Jarvis Chat */
+  if (jarvis?.id) {
+    const isChatInitialized = (client) => !!client?.isAdobeMessagingClientInitialized();
+
+    const isChatOpen = (client) => isChatInitialized(client) && client?.getMessagingExperienceState()?.windowState !== 'hidden';
+
+    const openChat = (event) => {
+      const client = window.AdobeMessagingExperienceClient;
+
+      /* c8 ignore next 4 */
+      if (!isChatInitialized(client)) {
+        window.location.assign('https://helpx.adobe.com');
+        return;
+      }
+
+      const open = client?.openMessagingWindow;
+      if (typeof open !== 'function' || isChatOpen(client)) {
+        return;
+      }
+
+      const sourceType = event?.target.tagName?.toLowerCase();
+      const sourceText = sourceType === 'img' ? event.target.alt?.trim() : event.target.innerText?.trim();
+
+      open(event ? { sourceType, sourceText } : {});
+    };
+
+    const addDomEvents = () => {
+      document.addEventListener('click', (event) => {
+        if (!event.target.closest('[href*="#open-jarvis-chat"]')) return;
+        event.preventDefault();
+        openChat(event);
+      });
+    };
+
+    // Attach DOM events
+    addDomEvents();
+  }
 }
diff --git a/libs/navigation/navigation.css b/libs/navigation/navigation.css
index 7accdaca5d..cb028671a6 100644
--- a/libs/navigation/navigation.css
+++ b/libs/navigation/navigation.css
@@ -37,6 +37,10 @@ header.global-navigation, header.global-navigation.feds--dark {
     color: #136FF6;
   }
   
+  .feds--no-border .feds-topnav-wrapper {
+    border-bottom: none;
+  }
+
   .feds--full-width .feds-topnav {
     max-width: none;
     padding: 0 15px;
diff --git a/libs/navigation/navigation.js b/libs/navigation/navigation.js
index 993c2399b8..896dfecfda 100644
--- a/libs/navigation/navigation.js
+++ b/libs/navigation/navigation.js
@@ -74,7 +74,13 @@ export default async function loadBlock(configs, customLib) {
       if (configBlock) {
         await bootstrapBlock(`${miloLibs}/libs`, {
           ...block,
-          ...(block.key === 'header' && { unavComponents: configBlock.unav?.unavComponents, redirect: configBlock.redirect }),
+          ...(block.key === 'header' && {
+            unavComponents: configBlock.unav?.unavComponents,
+            redirect: configBlock.redirect,
+            layout: configBlock.layout,
+            noBorder: configBlock.noBorder,
+            jarvis: configBlock.jarvis,
+          }),
         });
         configBlock.onReady?.();
       }
diff --git a/test/blocks/global-navigation/global-navigation.test.js b/test/blocks/global-navigation/global-navigation.test.js
index d28284a70f..9c978c246f 100644
--- a/test/blocks/global-navigation/global-navigation.test.js
+++ b/test/blocks/global-navigation/global-navigation.test.js
@@ -649,7 +649,7 @@ describe('global navigation', () => {
 
   describe('Custom Links for mobile hamburger menu', () => {
     it('Add custom links through Link Group block in parallel to large menu\'s', async () => {
-      const customLinks = 'home,learn';
+      const customLinks = 'home,apps,learn';
       await createFullGlobalNavigation({
         viewport: 'mobile',
         globalNavigation: navigationWithCustomLinks,
diff --git a/test/blocks/global-navigation/mocks/navigation-with-custom-links.plain.js b/test/blocks/global-navigation/mocks/navigation-with-custom-links.plain.js
index b58cb5259b..2c8dc0f1ec 100644
--- a/test/blocks/global-navigation/mocks/navigation-with-custom-links.plain.js
+++ b/test/blocks/global-navigation/mocks/navigation-with-custom-links.plain.js
@@ -46,7 +46,7 @@ export default `<body><div>
   <div>
     <div>
       <h2 id="home"><a href="https://www.google.com/#_home">Home</a></h2>
-      <h2 id="apps"><a href="https://www.google.com/#_apps">Apps</a></h2>
+      <h2 id="apps"><a href="/#_apps">Apps</a></h2>
       <h2 id="learn"><a href="https://www.google.com/#_learn">Learn</a></h2>
     </div>
   </div>
diff --git a/test/navigation/bootstrapper.test.js b/test/navigation/bootstrapper.test.js
index 0c13efee6c..b16743b57b 100644
--- a/test/navigation/bootstrapper.test.js
+++ b/test/navigation/bootstrapper.test.js
@@ -1,14 +1,12 @@
 import { readFile } from '@web/test-runner-commands';
 import { expect } from '@esm-bundle/chai';
-import { stub, useFakeTimers, restore } from 'sinon';
+import { stub, useFakeTimers, restore, spy } from 'sinon';
 import loadBlock from '../../libs/navigation/bootstrapper.js';
 import fetchedFooter from '../blocks/global-footer/mocks/fetched-footer.js';
 import placeholders from '../blocks/global-navigation/mocks/placeholders.js';
 import { setConfig } from '../../libs/utils/utils.js';
 import { mockRes } from '../blocks/global-navigation/test-utilities.js';
 
-document.body.innerHTML = await readFile({ path: './mocks/body.html' });
-
 const blockConfig = {
   footer: {
     name: 'global-footer',
@@ -26,7 +24,9 @@ const blockConfig = {
 const miloLibs = 'http://localhost:2000/libs';
 
 describe('Bootstrapper', async () => {
+  let openMessagingWindowSpy;
   beforeEach(async () => {
+    document.body.innerHTML = await readFile({ path: './mocks/body.html' });
     stub(window, 'fetch').callsFake(async (url) => {
       if (url.includes('/footer')) {
         return mockRes({
@@ -41,10 +41,18 @@ describe('Bootstrapper', async () => {
 
       return null;
     });
+    window.AdobeMessagingExperienceClient = window.AdobeMessagingExperienceClient
+      || {
+        openMessagingWindow: () => {},
+        isAdobeMessagingClientInitialized: () => {},
+        getMessagingExperienceState: () => {},
+      };
+    openMessagingWindowSpy = spy(window.AdobeMessagingExperienceClient, 'openMessagingWindow');
     setConfig({ miloLibs, contentRoot: '/federal/dev' });
   });
 
   afterEach(() => {
+    document.body.innerHTML = '';
     restore();
   });
 
@@ -64,4 +72,39 @@ describe('Bootstrapper', async () => {
     const el = document.getElementsByTagName('header');
     expect(el).to.exist;
   });
+
+  it('Renders the header with full width', async () => {
+    blockConfig.header.layout = 'fullWidth';
+    await loadBlock(miloLibs, blockConfig.header);
+    const el = document.querySelector('header');
+    expect(el.classList.contains('feds--full-width')).to.be.true;
+  });
+
+  it('Renders the header with no border bottom', async () => {
+    blockConfig.header.noBorder = true;
+    await loadBlock(miloLibs, blockConfig.header);
+    const el = document.querySelector('header');
+    expect(el.classList.contains('feds--no-border')).to.be.true;
+  });
+
+  it('should call openMessagingWindow when click on jarvis enabled button', async () => {
+    blockConfig.header.jarvis = { id: '1.1' };
+    stub(window.AdobeMessagingExperienceClient, 'isAdobeMessagingClientInitialized').returns(true);
+    stub(window.AdobeMessagingExperienceClient, 'getMessagingExperienceState').returns({ windowState: 'hidden' });
+    await loadBlock(miloLibs, blockConfig.header);
+    const el = document.querySelector('.feds-cta[href*="#open-jarvis-chat"]');
+    const event = new CustomEvent('click', { bubbles: true });
+    el.dispatchEvent(event);
+    expect(openMessagingWindowSpy.called).to.be.true;
+  });
+
+  it('should not call openMessagingWindow when chat dialog is already open', async () => {
+    stub(window.AdobeMessagingExperienceClient, 'isAdobeMessagingClientInitialized').returns(true);
+    stub(window.AdobeMessagingExperienceClient, 'getMessagingExperienceState').returns({ windowState: 'docked' });
+    await loadBlock(miloLibs, blockConfig.header);
+    const el = document.querySelector('.feds-cta[href*="#open-jarvis-chat"]');
+    const event = new CustomEvent('click', { bubbles: true });
+    el.dispatchEvent(event);
+    expect(openMessagingWindowSpy.called).to.be.false;
+  });
 });
diff --git a/test/navigation/mocks/gnav.html b/test/navigation/mocks/gnav.html
index 8f0ee27c0b..e79faf161a 100644
--- a/test/navigation/mocks/gnav.html
+++ b/test/navigation/mocks/gnav.html
@@ -52,6 +52,9 @@ <h2 id="help--support"><a href="/federal/globalnav/drafts/blaishram/sections/sec
       <div>
         <p><strong><a href="http://www.google.com/">Just link</a></strong></p>
       </div>
+      <div>
+        <p><strong><a href="https://helpx.adobe.com/support.html#open-jarvis-chat">Jarvis Chat</a></strong></p>
+      </div>
       <div></div>
     </main>
     <footer></footer>