diff --git a/redfin/overlay/frameworks/base/core/res/res/values/config.xml b/redfin/overlay/frameworks/base/core/res/res/values/config.xml
index 23cee03..810d8c7 100755
--- a/redfin/overlay/frameworks/base/core/res/res/values/config.xml
+++ b/redfin/overlay/frameworks/base/core/res/res/values/config.xml
@@ -234,4 +234,17 @@
 
     <!-- default refresh rate in the zone defined by birghtness and ambient thresholds -->
     <integer name="config_defaultRefreshRateInZone">90</integer>
+
+    <!-- Switch to fixed refresh rate when display brightness setting is
+         equal or more than this value -->
+    <integer-array name="config_highDisplayBrightnessThresholdsOfFixedRefreshRate">
+        <item>255</item> <!-- 100% UI brightness -->
+    </integer-array>
+
+    <integer-array name="config_highAmbientBrightnessThresholdsOfFixedRefreshRate">
+        <item>50000</item>
+    </integer-array>
+
+    <!-- default refresh rate in the high zone defined by birghtness and ambient thresholds -->
+    <integer name="config_fixedRefreshRateInHighZone">60</integer>
 </resources>