diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index 6bf5c63cea923..dcb56a2ddfcc1 100644
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -3092,4 +3092,8 @@
          booted.  -->
     <integer name="config_stableDeviceDisplayWidth">-1</integer>
     <integer name="config_stableDeviceDisplayHeight">-1</integer>
+
+    <!-- Decide whether to display 'No service' on status bar instead of 'Emergency calls only'
+         when SIM is unready. -->
+    <bool name="config_display_no_service_when_sim_unready">false</bool>
 </resources>
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index a5dbe263003d8..cc74f1799ceb5 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -3099,4 +3099,5 @@
 
   <java-symbol type="integer" name="config_stableDeviceDisplayWidth" />
   <java-symbol type="integer" name="config_stableDeviceDisplayHeight" />
+  <java-symbol type="bool" name="config_display_no_service_when_sim_unready" />
 </resources>