diff --git a/CHROMIUM_BUILD_COMPATIBILITY.txt b/CHROMIUM_BUILD_COMPATIBILITY.txt
index cc13b9682..2f24407e8 100644
--- a/CHROMIUM_BUILD_COMPATIBILITY.txt
+++ b/CHROMIUM_BUILD_COMPATIBILITY.txt
@@ -7,6 +7,6 @@
 # https://bitbucket.org/chromiumembedded/cef/wiki/BranchesAndBuilding
 
 {
-  'chromium_checkout': 'refs/tags/126.0.6478.17',
+  'chromium_checkout': 'refs/tags/126.0.6478.26',
   'depot_tools_checkout': '7d95eb2eb0'
 }
diff --git a/patch/patches/browser_security_policy_1081397.patch b/patch/patches/browser_security_policy_1081397.patch
index 3198e343f..7308d5d06 100644
--- a/patch/patches/browser_security_policy_1081397.patch
+++ b/patch/patches/browser_security_policy_1081397.patch
@@ -20,10 +20,10 @@ index 7822aeab4826a..fa72112bfee98 100644
  
            // Make an exception to allow most visited tiles to commit in
 diff --git content/browser/renderer_host/navigation_request.cc content/browser/renderer_host/navigation_request.cc
-index e3dd21898b85e..2176fde9c1764 100644
+index f62d0f627536a..02e5d50e4afe8 100644
 --- content/browser/renderer_host/navigation_request.cc
 +++ content/browser/renderer_host/navigation_request.cc
-@@ -7958,10 +7958,22 @@ NavigationRequest::GetOriginForURLLoaderFactoryBeforeResponseWithDebugInfo(
+@@ -7953,10 +7953,22 @@ NavigationRequest::GetOriginForURLLoaderFactoryBeforeResponseWithDebugInfo(
    bool use_opaque_origin =
        (sandbox_flags & network::mojom::WebSandboxFlags::kOrigin) ==
        network::mojom::WebSandboxFlags::kOrigin;
@@ -47,7 +47,7 @@ index e3dd21898b85e..2176fde9c1764 100644
    }
  
    return origin_and_debug_info;
-@@ -8069,6 +8081,15 @@ NavigationRequest::GetOriginForURLLoaderFactoryAfterResponseWithDebugInfo() {
+@@ -8064,6 +8076,15 @@ NavigationRequest::GetOriginForURLLoaderFactoryAfterResponseWithDebugInfo() {
        DetermineInitiatorRelationship(initiator_rfh,
                                       frame_tree_node_->current_frame_host()));
  
diff --git a/patch/patches/chrome_browser.patch b/patch/patches/chrome_browser.patch
index 83ef90cbf..e4d40f71f 100644
--- a/patch/patches/chrome_browser.patch
+++ b/patch/patches/chrome_browser.patch
@@ -1,5 +1,5 @@
 diff --git chrome/browser/BUILD.gn chrome/browser/BUILD.gn
-index 0aa28eb70fd94..b84808bad61bb 100644
+index 0be27cd41b866..18f20a7f36972 100644
 --- chrome/browser/BUILD.gn
 +++ chrome/browser/BUILD.gn
 @@ -11,6 +11,7 @@ import("//build/config/compiler/pgo/pgo.gni")
@@ -10,7 +10,7 @@ index 0aa28eb70fd94..b84808bad61bb 100644
  import("//chrome/browser/buildflags.gni")
  import("//chrome/browser/downgrade/buildflags.gni")
  import("//chrome/common/features.gni")
-@@ -2093,6 +2094,7 @@ static_library("browser") {
+@@ -2097,6 +2098,7 @@ static_library("browser") {
      "//build/config/chromebox_for_meetings:buildflags",
      "//build/config/compiler:compiler_buildflags",
      "//cc",
@@ -18,7 +18,7 @@ index 0aa28eb70fd94..b84808bad61bb 100644
      "//chrome:extra_resources",
      "//chrome:resources",
      "//chrome:strings",
-@@ -2792,6 +2794,10 @@ static_library("browser") {
+@@ -2795,6 +2797,10 @@ static_library("browser") {
      ]
    }
  
diff --git a/patch/patches/chrome_browser_browser.patch b/patch/patches/chrome_browser_browser.patch
index 94589a8f9..607f7a429 100644
--- a/patch/patches/chrome_browser_browser.patch
+++ b/patch/patches/chrome_browser_browser.patch
@@ -74,7 +74,7 @@ index e857e2363da9e..3dd4db8ae4267 100644
  }
  
 diff --git chrome/browser/ui/BUILD.gn chrome/browser/ui/BUILD.gn
-index 63f233cba4da5..cddea88e97512 100644
+index e4c38df62e93e..6956a4a6e19ca 100644
 --- chrome/browser/ui/BUILD.gn
 +++ chrome/browser/ui/BUILD.gn
 @@ -8,6 +8,7 @@ import("//build/config/compiler/compiler.gni")
@@ -113,7 +113,7 @@ index 63f233cba4da5..cddea88e97512 100644
        "views/apps/app_info_dialog/arc_app_info_links_panel.cc",
        "views/apps/app_info_dialog/arc_app_info_links_panel.h",
        "views/apps/chrome_app_window_client_views_chromeos.cc",
-@@ -5115,8 +5123,6 @@ static_library("ui") {
+@@ -5117,8 +5125,6 @@ static_library("ui") {
        "views/accessibility/theme_tracking_non_accessible_image_view.h",
        "views/apps/app_dialog/app_dialog_view.cc",
        "views/apps/app_dialog/app_dialog_view.h",
@@ -122,7 +122,7 @@ index 63f233cba4da5..cddea88e97512 100644
        "views/apps/app_info_dialog/app_info_dialog_container.cc",
        "views/apps/app_info_dialog/app_info_dialog_container.h",
        "views/apps/app_info_dialog/app_info_dialog_views.cc",
-@@ -6967,6 +6973,7 @@ static_library("ui") {
+@@ -6969,6 +6975,7 @@ static_library("ui") {
    if (enable_printing) {
      deps += [
        "//components/printing/browser",
@@ -131,7 +131,7 @@ index 63f233cba4da5..cddea88e97512 100644
      ]
    }
 diff --git chrome/browser/ui/browser.cc chrome/browser/ui/browser.cc
-index a1d50c2e47056..5519a1c7714d5 100644
+index f6302e83d3b00..c617cc4a4a640 100644
 --- chrome/browser/ui/browser.cc
 +++ chrome/browser/ui/browser.cc
 @@ -269,6 +269,25 @@
@@ -184,7 +184,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
  }
  
  ///////////////////////////////////////////////////////////////////////////////
-@@ -1170,6 +1199,8 @@ void Browser::WindowFullscreenStateChanged() {
+@@ -1174,6 +1203,8 @@ void Browser::WindowFullscreenStateChanged() {
        ->WindowFullscreenStateChanged();
    command_controller_->FullscreenStateChanged();
    UpdateBookmarkBarState(BOOKMARK_BAR_STATE_CHANGE_TOGGLE_FULLSCREEN);
@@ -193,7 +193,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
  }
  
  void Browser::FullscreenTopUIStateChanged() {
-@@ -1511,6 +1542,14 @@ content::KeyboardEventProcessingResult Browser::PreHandleKeyboardEvent(
+@@ -1515,6 +1546,14 @@ content::KeyboardEventProcessingResult Browser::PreHandleKeyboardEvent(
    if (exclusive_access_manager_->HandleUserKeyEvent(event))
      return content::KeyboardEventProcessingResult::HANDLED;
  
@@ -208,7 +208,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
    return window()->PreHandleKeyboardEvent(event);
  }
  
-@@ -1518,8 +1557,18 @@ bool Browser::HandleKeyboardEvent(content::WebContents* source,
+@@ -1522,8 +1561,18 @@ bool Browser::HandleKeyboardEvent(content::WebContents* source,
                                    const NativeWebKeyboardEvent& event) {
    DevToolsWindow* devtools_window =
        DevToolsWindow::GetInstanceForInspectedWebContents(source);
@@ -229,7 +229,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
  }
  
  bool Browser::TabsNeedBeforeUnloadFired() const {
-@@ -1695,6 +1744,16 @@ WebContents* Browser::OpenURLFromTab(
+@@ -1699,6 +1748,16 @@ WebContents* Browser::OpenURLFromTab(
    }
  #endif  // BUILDFLAG(IS_CHROMEOS_ASH)
  
@@ -246,7 +246,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
    NavigateParams nav_params(this, params.url, params.transition);
    nav_params.FillNavigateParamsFromOpenURLParams(params);
    nav_params.source_contents = source;
-@@ -1857,6 +1916,8 @@ void Browser::LoadingStateChanged(WebContents* source,
+@@ -1861,6 +1920,8 @@ void Browser::LoadingStateChanged(WebContents* source,
                                    bool should_show_loading_ui) {
    ScheduleUIUpdate(source, content::INVALIDATE_TYPE_LOAD);
    UpdateWindowForLoadingStateChanged(source, should_show_loading_ui);
@@ -255,7 +255,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
  }
  
  void Browser::CloseContents(WebContents* source) {
-@@ -1885,6 +1946,8 @@ void Browser::SetContentsBounds(WebContents* source, const gfx::Rect& bounds) {
+@@ -1889,6 +1950,8 @@ void Browser::SetContentsBounds(WebContents* source, const gfx::Rect& bounds) {
  }
  
  void Browser::UpdateTargetURL(WebContents* source, const GURL& url) {
@@ -264,7 +264,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
    if (!GetStatusBubble())
      return;
  
-@@ -1892,6 +1955,17 @@ void Browser::UpdateTargetURL(WebContents* source, const GURL& url) {
+@@ -1896,6 +1959,17 @@ void Browser::UpdateTargetURL(WebContents* source, const GURL& url) {
      GetStatusBubble()->SetURL(url);
  }
  
@@ -282,7 +282,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
  void Browser::ContentsMouseEvent(WebContents* source, const ui::Event& event) {
    const ui::EventType type = event.type();
    const bool exited = type == ui::ET_MOUSE_EXITED;
-@@ -1919,6 +1993,19 @@ bool Browser::TakeFocus(content::WebContents* source, bool reverse) {
+@@ -1923,6 +1997,19 @@ bool Browser::TakeFocus(content::WebContents* source, bool reverse) {
    return false;
  }
  
@@ -302,7 +302,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
  void Browser::BeforeUnloadFired(WebContents* web_contents,
                                  bool proceed,
                                  bool* proceed_to_fire_unload) {
-@@ -2018,12 +2105,24 @@ void Browser::WebContentsCreated(WebContents* source_contents,
+@@ -2022,12 +2109,24 @@ void Browser::WebContentsCreated(WebContents* source_contents,
  
    // Make the tab show up in the task manager.
    task_manager::WebContentsTags::CreateForTabContents(new_contents);
@@ -327,7 +327,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
    // Don't show the page hung dialog when a HTML popup hangs because
    // the dialog will take the focus and immediately close the popup.
    RenderWidgetHostView* view = render_widget_host->GetView();
-@@ -2036,6 +2135,13 @@ void Browser::RendererUnresponsive(
+@@ -2040,6 +2139,13 @@ void Browser::RendererUnresponsive(
  void Browser::RendererResponsive(
      WebContents* source,
      content::RenderWidgetHost* render_widget_host) {
@@ -341,7 +341,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
    RenderWidgetHostView* view = render_widget_host->GetView();
    if (view && !render_widget_host->GetView()->IsHTMLFormPopup()) {
      TabDialogs::FromWebContents(source)->HideHungRendererDialog(
-@@ -2089,6 +2195,11 @@ void Browser::DraggableRegionsChanged(
+@@ -2093,6 +2199,11 @@ void Browser::DraggableRegionsChanged(
    if (app_controller_) {
      app_controller_->DraggableRegionsChanged(regions, contents);
    }
@@ -353,7 +353,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
  }
  
  void Browser::DidFinishNavigation(
-@@ -2169,11 +2280,15 @@ void Browser::EnterFullscreenModeForTab(
+@@ -2173,11 +2284,15 @@ void Browser::EnterFullscreenModeForTab(
      const blink::mojom::FullscreenOptions& options) {
    exclusive_access_manager_->fullscreen_controller()->EnterFullscreenModeForTab(
        requesting_frame, options.display_id);
@@ -369,7 +369,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
  }
  
  bool Browser::IsFullscreenForTabOrPending(const WebContents* web_contents) {
-@@ -2373,6 +2488,15 @@ void Browser::RequestMediaAccessPermission(
+@@ -2377,6 +2492,15 @@ void Browser::RequestMediaAccessPermission(
      content::WebContents* web_contents,
      const content::MediaStreamRequest& request,
      content::MediaResponseCallback callback) {
@@ -385,7 +385,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
    const extensions::Extension* extension =
        GetExtensionForOrigin(profile_, request.security_origin);
    MediaCaptureDevicesDispatcher::GetInstance()->ProcessMediaAccessRequest(
-@@ -2917,9 +3041,11 @@ void Browser::RemoveScheduledUpdatesFor(WebContents* contents) {
+@@ -2921,9 +3045,11 @@ void Browser::RemoveScheduledUpdatesFor(WebContents* contents) {
  // Browser, Getters for UI (private):
  
  StatusBubble* Browser::GetStatusBubble() {
@@ -398,7 +398,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
    }
  
    // We hide the status bar for web apps windows as this matches native
-@@ -2927,6 +3053,12 @@ StatusBubble* Browser::GetStatusBubble() {
+@@ -2931,6 +3057,12 @@ StatusBubble* Browser::GetStatusBubble() {
    // mode, as the minimal browser UI includes the status bar.
    if (web_app::AppBrowserController::IsWebApp(this) &&
        !app_controller()->HasMinimalUiButtons()) {
@@ -411,7 +411,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
      return nullptr;
    }
  
-@@ -3076,6 +3208,8 @@ void Browser::SetAsDelegate(WebContents* web_contents, bool set_delegate) {
+@@ -3080,6 +3212,8 @@ void Browser::SetAsDelegate(WebContents* web_contents, bool set_delegate) {
      BookmarkTabHelper::FromWebContents(web_contents)->RemoveObserver(this);
      web_contents_collection_.StopObserving(web_contents);
    }
@@ -420,7 +420,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
  }
  
  void Browser::TabDetachedAtImpl(content::WebContents* contents,
-@@ -3230,6 +3364,14 @@ bool Browser::PictureInPictureBrowserSupportsWindowFeature(
+@@ -3234,6 +3368,14 @@ bool Browser::PictureInPictureBrowserSupportsWindowFeature(
  
  bool Browser::SupportsWindowFeatureImpl(WindowFeature feature,
                                          bool check_can_support) const {
@@ -436,7 +436,7 @@ index a1d50c2e47056..5519a1c7714d5 100644
      case TYPE_NORMAL:
        return NormalBrowserSupportsWindowFeature(feature, check_can_support);
 diff --git chrome/browser/ui/browser.h chrome/browser/ui/browser.h
-index af562dfe07909..c81b2b05a85df 100644
+index a8581389a1a44..43f864f7210e8 100644
 --- chrome/browser/ui/browser.h
 +++ chrome/browser/ui/browser.h
 @@ -22,6 +22,7 @@
@@ -501,7 +501,7 @@ index af562dfe07909..c81b2b05a85df 100644
    // Get the FindBarController for this browser, creating it if it does not
    // yet exist.
    FindBarController* GetFindBarController();
-@@ -947,10 +974,18 @@ class Browser : public TabStripModelObserver,
+@@ -948,10 +975,18 @@ class Browser : public TabStripModelObserver,
    void SetContentsBounds(content::WebContents* source,
                           const gfx::Rect& bounds) override;
    void UpdateTargetURL(content::WebContents* source, const GURL& url) override;
@@ -520,7 +520,7 @@ index af562dfe07909..c81b2b05a85df 100644
    void BeforeUnloadFired(content::WebContents* source,
                           bool proceed,
                           bool* proceed_to_fire_unload) override;
-@@ -1292,6 +1327,10 @@ class Browser : public TabStripModelObserver,
+@@ -1293,6 +1328,10 @@ class Browser : public TabStripModelObserver,
    // This Browser's window.
    raw_ptr<BrowserWindow, DanglingUntriaged> window_;
  
@@ -531,7 +531,7 @@ index af562dfe07909..c81b2b05a85df 100644
    std::unique_ptr<TabStripModelDelegate> const tab_strip_model_delegate_;
    std::unique_ptr<TabStripModel> const tab_strip_model_;
  
-@@ -1358,6 +1397,8 @@ class Browser : public TabStripModelObserver,
+@@ -1359,6 +1398,8 @@ class Browser : public TabStripModelObserver,
    const std::string initial_workspace_;
    bool initial_visible_on_all_workspaces_state_;
  
diff --git a/patch/patches/chrome_browser_context_menus.patch b/patch/patches/chrome_browser_context_menus.patch
index d03b1a6a4..1c551fa23 100644
--- a/patch/patches/chrome_browser_context_menus.patch
+++ b/patch/patches/chrome_browser_context_menus.patch
@@ -1,5 +1,5 @@
 diff --git chrome/browser/renderer_context_menu/render_view_context_menu.cc chrome/browser/renderer_context_menu/render_view_context_menu.cc
-index e9e957b6bf1af..cc883c667f110 100644
+index 4f866d176dccf..c2abc6231c727 100644
 --- chrome/browser/renderer_context_menu/render_view_context_menu.cc
 +++ chrome/browser/renderer_context_menu/render_view_context_menu.cc
 @@ -359,6 +359,18 @@ base::OnceCallback<void(RenderViewContextMenu*)>* GetMenuShownCallback() {
@@ -32,7 +32,7 @@ index e9e957b6bf1af..cc883c667f110 100644
    id = CollapseCommandsForUMA(id);
    const auto& map = GetIdcToUmaMap(type);
    auto it = map.find(id);
-@@ -872,6 +888,14 @@ RenderViewContextMenu::RenderViewContextMenu(
+@@ -879,6 +895,14 @@ RenderViewContextMenu::RenderViewContextMenu(
    pdf_ocr_submenu_model_ = std::make_unique<ui::SimpleMenuModel>(this);
  #endif  // BUILDFLAG(ENABLE_SCREEN_AI_SERVICE)
  
@@ -47,7 +47,7 @@ index e9e957b6bf1af..cc883c667f110 100644
    observers_.AddObserver(&autofill_context_menu_manager_);
  }
  
-@@ -1347,6 +1371,12 @@ void RenderViewContextMenu::InitMenu() {
+@@ -1354,6 +1378,12 @@ void RenderViewContextMenu::InitMenu() {
            autofill::SuggestionHidingReason::kContextMenuOpened);
      }
    }
@@ -60,7 +60,7 @@ index e9e957b6bf1af..cc883c667f110 100644
  }
  
  Profile* RenderViewContextMenu::GetProfile() const {
-@@ -3571,6 +3601,26 @@ void RenderViewContextMenu::RegisterExecutePluginActionCallbackForTesting(
+@@ -3578,6 +3608,26 @@ void RenderViewContextMenu::RegisterExecutePluginActionCallbackForTesting(
    execute_plugin_action_callback_ = std::move(cb);
  }
  
diff --git a/patch/patches/chrome_runtime.patch b/patch/patches/chrome_runtime.patch
index 47c42f9e8..c23325bc2 100644
--- a/patch/patches/chrome_runtime.patch
+++ b/patch/patches/chrome_runtime.patch
@@ -594,7 +594,7 @@ index 6c9208d7b7907..77f049cc7483c 100644
  #endif
  
 diff --git chrome/browser/prefs/browser_prefs.cc chrome/browser/prefs/browser_prefs.cc
-index 750d634f641b1..86220ec515c0c 100644
+index 21f6c6f5edc95..3a5a83dac9f27 100644
 --- chrome/browser/prefs/browser_prefs.cc
 +++ chrome/browser/prefs/browser_prefs.cc
 @@ -16,6 +16,7 @@
@@ -616,7 +616,7 @@ index 750d634f641b1..86220ec515c0c 100644
  #if BUILDFLAG(ENABLE_EXTENSIONS)
  #include "chrome/browser/accessibility/animation_policy_prefs.h"
  #include "chrome/browser/apps/platform_apps/shortcut_manager.h"
-@@ -1820,7 +1825,8 @@ void RegisterLocalState(PrefRegistrySimple* registry) {
+@@ -1827,7 +1832,8 @@ void RegisterLocalState(PrefRegistrySimple* registry) {
  #endif  // BUILDFLAG(GOOGLE_CHROME_BRANDING)
  #endif  // BUILDFLAG(IS_WIN)
  
@@ -626,7 +626,7 @@ index 750d634f641b1..86220ec515c0c 100644
    downgrade::RegisterPrefs(registry);
  #endif
  
-@@ -1864,6 +1870,11 @@ void RegisterLocalState(PrefRegistrySimple* registry) {
+@@ -1871,6 +1877,11 @@ void RegisterLocalState(PrefRegistrySimple* registry) {
  
    // This is intentionally last.
    RegisterLocalStatePrefsForMigration(registry);
@@ -638,7 +638,7 @@ index 750d634f641b1..86220ec515c0c 100644
  }
  
  // Register prefs applicable to all profiles.
-@@ -2317,6 +2328,10 @@ void RegisterUserProfilePrefs(user_prefs::PrefRegistrySyncable* registry,
+@@ -2326,6 +2337,10 @@ void RegisterUserProfilePrefs(user_prefs::PrefRegistrySyncable* registry,
                                const std::string& locale) {
    RegisterProfilePrefs(registry, locale);
  
diff --git a/patch/patches/content_2015.patch b/patch/patches/content_2015.patch
index 8eee1595b..9e61528a1 100644
--- a/patch/patches/content_2015.patch
+++ b/patch/patches/content_2015.patch
@@ -12,10 +12,10 @@ index 2068552edfba8..6ef07a0a5b7fa 100644
      version.Set("V8-Version", V8_VERSION_STRING);
      std::string host = info.GetHeaderValue("host");
 diff --git content/browser/loader/navigation_url_loader_impl.cc content/browser/loader/navigation_url_loader_impl.cc
-index eef1951861e8b..4800ef3400623 100644
+index 4909784a9f1e3..ef4e4414a0a9b 100644
 --- content/browser/loader/navigation_url_loader_impl.cc
 +++ content/browser/loader/navigation_url_loader_impl.cc
-@@ -850,7 +850,7 @@ NavigationURLLoaderImpl::CreateNonNetworkLoaderFactory(
+@@ -852,7 +852,7 @@ NavigationURLLoaderImpl::CreateNonNetworkLoaderFactory(
    mojo::PendingRemote<network::mojom::URLLoaderFactory>
        terminal_external_protocol;
    bool handled = GetContentClient()->browser()->HandleExternalProtocol(
@@ -24,7 +24,7 @@ index eef1951861e8b..4800ef3400623 100644
        frame_tree_node->frame_tree_node_id(), navigation_ui_data,
        request_info.is_primary_main_frame,
        frame_tree_node->IsInFencedFrameTree(), request_info.sandbox_flags,
-@@ -862,6 +862,21 @@ NavigationURLLoaderImpl::CreateNonNetworkLoaderFactory(
+@@ -864,6 +864,21 @@ NavigationURLLoaderImpl::CreateNonNetworkLoaderFactory(
                  *request_info.initiator_document_token)
            : nullptr,
        &terminal_external_protocol);