diff --git a/build/patches/Viewport-Protection-flag.patch b/build/patches/Viewport-Protection-flag.patch
index 1e99d44c..e2951169 100644
--- a/build/patches/Viewport-Protection-flag.patch
+++ b/build/patches/Viewport-Protection-flag.patch
@@ -20,6 +20,7 @@ Require: Content-settings-infrastructure.patch
  .../common/widget/device_emulation_params.h   |  6 +-
  .../blink/renderer/core/css/media_values.cc   |  2 +-
  .../core/css/resolver/style_resolver.cc       |  7 +-
+ .../renderer/core/events/keyboard_event.cc    | 13 ++-
  .../blink/renderer/core/events/mouse_event.h  | 19 +++-
  .../renderer/core/events/pointer_event.h      | 11 +++
  .../renderer/core/exported/web_view_impl.cc   |  2 +-
@@ -33,7 +34,7 @@ Require: Content-settings-infrastructure.patch
  .../blink/renderer/core/input/touch.cc        | 17 +++-
  third_party/blink/renderer/core/page/page.cc  | 92 ++++++++++++++++++
  third_party/blink/renderer/core/page/page.h   |  9 ++
- 24 files changed, 421 insertions(+), 19 deletions(-)
+ 25 files changed, 433 insertions(+), 20 deletions(-)
  create mode 100644 components/browser_ui/site_settings/android/java/src/org/chromium/components/browser_ui/site_settings/impl/BromiteViewportContentSetting.java
  create mode 100644 components/browser_ui/strings/bromite_content_settings/viewport.grdp
  create mode 100644 components/content_settings/core/browser/bromite_content_settings/viewport.inc
@@ -305,6 +306,36 @@ diff --git a/third_party/blink/renderer/core/css/resolver/style_resolver.cc b/th
    builder.SetEffectiveZoom(InitialZoom());
    builder.SetInForcedColorsMode(GetDocument().InForcedColorsMode());
    builder.SetTapHighlightColor(
+diff --git a/third_party/blink/renderer/core/events/keyboard_event.cc b/third_party/blink/renderer/core/events/keyboard_event.cc
+--- a/third_party/blink/renderer/core/events/keyboard_event.cc
++++ b/third_party/blink/renderer/core/events/keyboard_event.cc
+@@ -36,6 +36,7 @@
+ #include "third_party/blink/renderer/core/input/input_device_capabilities.h"
+ #include "third_party/blink/renderer/platform/bindings/dom_wrapper_world.h"
+ #include "third_party/blink/renderer/platform/bindings/script_state.h"
++#include "third_party/blink/renderer/platform/weborigin/scheme_registry.h"
+ #include "third_party/blink/renderer/platform/windows_keyboard_codes.h"
+ #include "ui/base/ui_base_features.h"
+ #include "ui/events/keycodes/dom/keycode_converter.h"
+@@ -139,7 +140,17 @@ KeyboardEvent::KeyboardEvent(const WebKeyboardEvent& key,
+   else
+     key_code_ = char_code_;
+ 
+-  if (features::IsSystemKeyboardProtectionEnabled()) {
++  bool keyboard_protection = features::IsSystemKeyboardProtectionEnabled();
++  if (dom_window) {
++    if (auto* frame = dom_window->GetFrame()) {
++      String protocol =
++        frame->GetSecurityContext()->GetSecurityOrigin()->Protocol();
++      if (SchemeRegistry::IsWebUIScheme(protocol)) {
++        keyboard_protection = false;
++      }
++    }
++  }
++  if (keyboard_protection) {
+     // we need character for transformation
+     ui::DomKey ascii_key;
+     ui::DomKey original_dom_key = static_cast<ui::DomKey>(key.dom_key);
 diff --git a/third_party/blink/renderer/core/events/mouse_event.h b/third_party/blink/renderer/core/events/mouse_event.h
 --- a/third_party/blink/renderer/core/events/mouse_event.h
 +++ b/third_party/blink/renderer/core/events/mouse_event.h