diff --git a/res/values/strings.xml b/res/values/strings.xml
index 4b2021f..e2205d1 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -657,6 +657,13 @@
     <!-- Do not tranlsate.  Development option -->
     <string name="pref_development_cpu_upload_path" translatable="false">Enable Cpu Upload Path</string>
     <!-- Do not tranlsate.  Development option -->
+    <string name="pref_development_disable_perf"
+        translatable="false">High Performance features</string>
+    <string name="pref_development_disable_perf_on"
+        translatable="false">WebRefiner, WebAccelerator, EdgeNavigation enabled</string>
+    <string name="pref_development_disable_perf_off"
+        translatable="false">WebRefiner, WebAccelerator, EdgeNavigation disabled</string>
+    <!-- Do not tranlsate.  Development option -->
     <string name="js_engine_flags" translatable="false">Set JS flags</string>
     <!-- Do not tranlsate.  Development option -->
     <string name="pref_development_uastring" translatable="false">UAString</string>
diff --git a/res/xml/debug_preferences.xml b/res/xml/debug_preferences.xml
index f23ce12..e244188 100644
--- a/res/xml/debug_preferences.xml
+++ b/res/xml/debug_preferences.xml
@@ -78,6 +78,14 @@
         android:defaultValue="false"
         android:title="@string/pref_development_nav_dump" />
 
+    <SwitchPreference
+        android:layout="@layout/swe_preference"
+        android:key="disable_perf"
+        android:defaultValue="true"
+        android:summaryOn="@string/pref_development_disable_perf_on"
+        android:summaryOff="@string/pref_development_disable_perf_off"
+        android:title="@string/pref_development_disable_perf" />
+
     <EditTextPreference
         android:layout="@layout/swe_preference"
         android:key="js_engine_flags"