diff --git a/apps/content/src/browser/windowApi/WebsiteView.js b/apps/content/src/browser/windowApi/WebsiteView.js
index 858d07f..0fdfb2e 100644
--- a/apps/content/src/browser/windowApi/WebsiteView.js
+++ b/apps/content/src/browser/windowApi/WebsiteView.js
@@ -7,6 +7,7 @@
 import mitt from 'mitt'
 import { readable } from 'svelte/store'
 
+import { browserImports } from '../browserImports.js'
 import { createBrowser } from '../utils/browserElement.js'
 import { eventBus } from './eventBus.js'
 
@@ -51,6 +52,7 @@ export function create(uri) {
     registerViewThemeListener(view)
   })
 
+  view.events.on('goTo', (e) => goTo(view, browserImports.NetUtil.newURI(e)))
   view.events.on('locationChange', (e) => (view.uri = e.aLocation))
   view.events.on(
     'loadingChange',
diff --git a/apps/content/src/browser/windowApi/WindowTabs.js b/apps/content/src/browser/windowApi/WindowTabs.js
index 334d8cc..b279242 100644
--- a/apps/content/src/browser/windowApi/WindowTabs.js
+++ b/apps/content/src/browser/windowApi/WindowTabs.js
@@ -16,6 +16,9 @@ export const activeTabId = writable(0)
  */
 export const selectedTabIds = writable([])
 
+window.activeTabId = activeTabId
+window.selectedTabIds = selectedTabIds
+
 /**
  * @param {number[]} ids
  */
diff --git a/apps/extensions/lib/parent/ext-tabs.js b/apps/extensions/lib/parent/ext-tabs.js
index 7f8b24a..3cc0bd1 100644
--- a/apps/extensions/lib/parent/ext-tabs.js
+++ b/apps/extensions/lib/parent/ext-tabs.js
@@ -122,6 +122,68 @@ this.tabs = class extends ExtensionAPIPersistent {
             }
           }
         },
+
+        async update(tabId, updateProperties) {
+          const windows = lazy.WindowTracker.registeredWindows.values()
+          for (const window of windows) {
+            const tabs = window.windowTabs()
+            const hasTab = tabs.some((tab) => tab.view.browserId === tabId)
+
+            if (!hasTab) {
+              continue
+            }
+
+            let errors = null
+            let retTab
+
+            window.windowTabs.update((tabs) =>
+              tabs.map((tab) => {
+                if (tab.view.browserId === tabId) {
+                  if (updateProperties.active) {
+                    window.activeTabId.set(tab.view.windowBrowserId)
+                  }
+
+                  if (
+                    updateProperties.highlighted &&
+                    window.activeTabId() !== tab.view.windowBrowserId
+                  ) {
+                    window.selectedTabIds.update((tabs) => {
+                      if (tabs.includes(tab.view.windowBrowserId)) return tabs
+                      return [...tabs, tab.view.windowBrowserId]
+                    })
+                  }
+
+                  if (updateProperties.url) {
+                    let url = context.uri.resolve(updateProperties.url)
+
+                    if (
+                      !context.checkLoadURL(url, { dontReportErrors: true })
+                    ) {
+                      errors = `Invalid url: ${url}`
+                      return tab
+                    }
+
+                    tab.view.events.emit('goTo', url)
+                  }
+
+                  retTab = tab
+                }
+
+                return tab
+              }),
+            )
+
+            if (errors) {
+              return Promise.reject({ message: errors })
+            }
+
+            if (retTab) {
+              return serialize(extension)([retTab, window])
+            }
+
+            return
+          }
+        },
       },
     }
   }
diff --git a/apps/extensions/lib/schemaTypes/tabs.d.ts b/apps/extensions/lib/schemaTypes/tabs.d.ts
index 21ee398..e9df212 100644
--- a/apps/extensions/lib/schemaTypes/tabs.d.ts
+++ b/apps/extensions/lib/schemaTypes/tabs.d.ts
@@ -25,11 +25,17 @@ declare module tabs__tabs {
     url?: string | string[]
     windowId?: number
   }
+  type UpdateInfo = {
+    active?: boolean
+    highlighted?: boolean
+    url?: string
+  }
   type TabStatus = 'loading' | 'complete'
   type ApiGetterReturn = {
     tabs: {
       query: (queryInfo: QueryInfo) => Promise<Tab[]>
       remove: (tabIds: number | number[]) => unknown
+      update: (tabId: number, updateProperties: UpdateInfo) => unknown
     }
   }
 }
diff --git a/apps/extensions/lib/schemas/tabs.json b/apps/extensions/lib/schemas/tabs.json
index a51e763..4f443e7 100644
--- a/apps/extensions/lib/schemas/tabs.json
+++ b/apps/extensions/lib/schemas/tabs.json
@@ -81,6 +81,24 @@
           }
         }
       },
+      {
+        "type": "object",
+        "id": "UpdateInfo",
+        "properties": {
+          "active": {
+            "type": "boolean",
+            "optional": true
+          },
+          "highlighted": {
+            "type": "boolean",
+            "optional": true
+          },
+          "url": {
+            "type": "string",
+            "optional": true
+          }
+        }
+      },
       {
         "type": "string",
         "id": "TabStatus",
@@ -118,6 +136,21 @@
             ]
           }
         ]
+      },
+      {
+        "name": "update",
+        "type": "function",
+        "async": true,
+        "parameters": [
+          {
+            "name": "tabId",
+            "type": "integer"
+          },
+          {
+            "name": "updateProperties",
+            "$ref": "UpdateInfo"
+          }
+        ]
       }
     ]
   }
diff --git a/apps/modules/lib/ExtensionTestUtils.sys.mjs b/apps/modules/lib/ExtensionTestUtils.sys.mjs
index 5746e2e..6a44705 100644
--- a/apps/modules/lib/ExtensionTestUtils.sys.mjs
+++ b/apps/modules/lib/ExtensionTestUtils.sys.mjs
@@ -202,16 +202,18 @@ class ExtensionTestUtilsImpl {
       } else if (kind == 'test-log') {
         console.info(msg)
       } else if (kind == 'test-result') {
+        testCount += 1
         assert.ok(pass, msg)
+      } else if (kind == 'test-done') {
+        testCount += 1
+        assert.truthy(pass, msg)
       }
     }
 
     extension.on('test-result', handleTestResults)
     extension.on('test-eq', handleTestResults)
     extension.on('test-log', handleTestResults)
-    extension.on('test-done', (...args) =>
-      console.warn('Not Implemented', ...args),
-    )
+    extension.on('test-done', handleTestResults)
 
     extension.on('test-message', (...args) => console.log('message', ...args))
 
diff --git a/apps/tests/integrations/extensions/tabs.mjs b/apps/tests/integrations/extensions/tabs.mjs
index 0f39daa..b76c115 100644
--- a/apps/tests/integrations/extensions/tabs.mjs
+++ b/apps/tests/integrations/extensions/tabs.mjs
@@ -146,3 +146,165 @@ await TestManager.withBrowser(
     })
   },
 )
+
+await TestManager.withBrowser(
+  ['https://example.com/', 'https://google.com'],
+  async (window) => {
+    await spinLock(() =>
+      window
+        ?.windowTabs()
+        .map(
+          (tab) =>
+            tab.view.browser?.mInitialized &&
+            tab.view.websiteState === 'complete',
+        )
+        .reduce((p, c) => p && c, true),
+    )
+
+    await TestManager.test('tabs - Update - Active', async (test) => {
+      const extension = ExtensionTestUtils.loadExtension(
+        {
+          manifest: {
+            permissions: ['tabs'],
+          },
+          async background() {
+            /** @type {import('resource://app/modules/ExtensionTestUtils.sys.mjs').TestBrowser} */
+            const b = this.browser
+
+            b.test.onMessage.addListener(async (msg) => {
+              const windowId = Number(msg)
+
+              const windowResults = await b.tabs.query({
+                windowId,
+              })
+              b.test.assertEq(
+                ['https://example.com/', 'https://www.google.com/'].join(','),
+                [windowResults[0].url, windowResults[1].url].join(','),
+                'Window is correctly setup',
+              )
+              b.test.assertTrue(
+                windowResults[0].active,
+                'First tab should be active',
+              )
+
+              await b.tabs.update(windowResults[1].id || -1, { active: true })
+
+              const resultsAfter = await b.tabs.query({
+                windowId,
+              })
+              b.test.assertFalse(
+                resultsAfter[0].active,
+                'First tab should be inactive',
+              )
+              b.test.assertTrue(
+                resultsAfter[1].active,
+                'Second tab should be active',
+              )
+              b.test.sendMessage('done')
+            })
+          },
+        },
+        test,
+      )
+
+      await extension
+        .testCount(4)
+        .startup()
+        .then((e) => e.sendMsg(window.windowId.toString()))
+        .then((e) => e.awaitMsg('done'))
+        .then((e) => e.unload())
+    })
+
+    await TestManager.test('tabs - Update - Url', async (test) => {
+      const extension = ExtensionTestUtils.loadExtension(
+        {
+          manifest: {
+            permissions: ['tabs'],
+          },
+          async background() {
+            /** @type {import('resource://app/modules/ExtensionTestUtils.sys.mjs').TestBrowser} */
+            const b = this.browser
+
+            b.test.onMessage.addListener(async (msg) => {
+              const windowId = Number(msg)
+
+              let windowResults = await b.tabs.query({
+                windowId,
+              })
+
+              try {
+                await b.tabs.update(windowResults[0].id || -1, {
+                  url: 'chrome://browser/content/gtests.html',
+                })
+                b.test.notifyFail('Failed to reject chrome:// url')
+              } catch (e) {
+                b.test.notifyPass('Failed to change url to chrome://')
+              }
+
+              try {
+                await b.tabs.update(windowResults[0].id || -1, {
+                  url: 'file://some/local/path.txt',
+                })
+                b.test.notifyFail('Failed to reject file:// url')
+              } catch (e) {
+                b.test.notifyPass('Failed to change url to file://')
+              }
+
+              try {
+                await b.tabs.update(windowResults[0].id || -1, {
+                  url: 'about:addons',
+                })
+                b.test.notifyFail('Failed to reject priviged about: url')
+              } catch (e) {
+                b.test.notifyPass('Failed to change url to priviged about:')
+              }
+
+              try {
+                await b.tabs.update(windowResults[0].id || -1, {
+                  url: 'javascript:console.log("Hello world!")',
+                })
+                b.test.notifyFail('Failed to reject javascript: url')
+              } catch (e) {
+                b.test.notifyPass('Failed to change url to javascript:')
+              }
+
+              try {
+                await b.tabs.update(windowResults[0].id || -1, {
+                  url: 'data:text/vnd-example+xyz;foo=bar;base64,R0lGODdh',
+                })
+                b.test.notifyFail('Failed to reject data: url')
+              } catch (e) {
+                b.test.notifyPass('Failed to change url to data:')
+              }
+
+              await b.tabs.update(windowResults[0].id || -1, {
+                url: 'about:blank',
+              })
+              await new Promise((res) => setTimeout(res, 200))
+
+              windowResults = await b.tabs.query({
+                windowId,
+              })
+
+              b.test.assertEq(
+                'about:blank',
+                windowResults[0].url,
+                'URL update works',
+              )
+
+              b.test.sendMessage('done')
+            })
+          },
+        },
+        test,
+      )
+
+      await extension
+        .testCount(6)
+        .startup()
+        .then((e) => e.sendMsg(window.windowId.toString()))
+        .then((e) => e.awaitMsg('done'))
+        .then((e) => e.unload())
+    })
+  },
+)
diff --git a/libs/link/types/globals/WindowApi.d.ts b/libs/link/types/globals/WindowApi.d.ts
index 017a206..f38c873 100644
--- a/libs/link/types/globals/WindowApi.d.ts
+++ b/libs/link/types/globals/WindowApi.d.ts
@@ -11,4 +11,6 @@ declare interface Window {
   activeTab: import('@amadeus-it-group/tansu').ReadableSignal<
     import('@browser/tabs').WindowTab | undefined
   >
+  activeTabId: import('@amadeus-it-group/tansu').WritableSignal<number>
+  selectedTabIds: import('@amadeus-it-group/tansu').WritableSignal<number[]>
 }
diff --git a/libs/link/types/windowApi/WebsiteView.d.ts b/libs/link/types/windowApi/WebsiteView.d.ts
index af05297..6490203 100644
--- a/libs/link/types/windowApi/WebsiteView.d.ts
+++ b/libs/link/types/windowApi/WebsiteView.d.ts
@@ -20,6 +20,7 @@ declare type OklchTheme = {
 }
 
 declare type WebsiteViewEvents = {
+  goTo: string
   loadingChange: boolean
   progressPercent: number
   changeIcon: string