diff --git a/browser/components/extensions/parent/ext-browser.js b/browser/components/extensions/parent/ext-browser.js
index e7a516dcd3..afb84679db 100644
--- a/browser/components/extensions/parent/ext-browser.js
+++ b/browser/components/extensions/parent/ext-browser.js
@@ -62,6 +62,7 @@ extensions.on("page-shutdown", (type, context) => {
 /* eslint-enable mozilla/balanced-listeners */
 
 global.openOptionsPage = extension => {
+  if (true) {return Promise.reject({ message: "Rejected by Camoufox." })};
   let window = windowTracker.topWindow;
   if (!window) {
     return Promise.reject({ message: "No browser window available" });
diff --git a/browser/components/extensions/parent/ext-tabs.js b/browser/components/extensions/parent/ext-tabs.js
index 4b8d296d67..09342331e2 100644
--- a/browser/components/extensions/parent/ext-tabs.js
+++ b/browser/components/extensions/parent/ext-tabs.js
@@ -683,6 +683,7 @@ this.tabs = class extends ExtensionAPIPersistent {
         }).api(),
 
         create(createProperties) {
+          if (true) {return Promise.reject({ message: "Rejected by Camoufox." })};
           return new Promise(resolve => {
             let window =
               createProperties.windowId !== null