diff --git a/packages/SettingsLib/res/values/strings.xml b/packages/SettingsLib/res/values/strings.xml
index da0993dc..fb695e5 100644
--- a/packages/SettingsLib/res/values/strings.xml
+++ b/packages/SettingsLib/res/values/strings.xml
@@ -1101,7 +1101,7 @@
     <!-- [CHAR_LIMIT=40] Label for battery level chart when charging with duration -->
     <string name="power_charging_duration"><xliff:g id="level">%1$s</xliff:g> - <xliff:g id="time">%2$s</xliff:g> until charged</string>
     <!-- [CHAR_LIMIT=40] Label for battery level chart when charge been limited -->
-    <string name="power_charging_limited"><xliff:g id="level">%1$s</xliff:g> - Battery limited temporarily</string>
+    <string name="power_charging_limited"><xliff:g id="level">%1$s</xliff:g> - Optimizing for battery health</string>
 
     <!-- Battery Info screen. Value for a status item.  Used for diagnostic info screens, precise translation isn't needed -->
     <string name="battery_info_status_unknown">Unknown</string>
diff --git a/packages/SystemUI/res-keyguard/values/strings.xml b/packages/SystemUI/res-keyguard/values/strings.xml
index d95ab37..4b662137 100644
--- a/packages/SystemUI/res-keyguard/values/strings.xml
+++ b/packages/SystemUI/res-keyguard/values/strings.xml
@@ -79,8 +79,8 @@
          is not fully charged, and it's plugged into a slow charger, say that it's charging slowly.  -->
     <string name="keyguard_plugged_in_charging_slowly"><xliff:g id="percentage">%s</xliff:g> • Charging slowly</string>
 
-    <!-- When the lock screen is showing and the phone plugged in, and the defend mode is triggered, say that it's limited temporarily.  -->
-    <string name="keyguard_plugged_in_charging_limited"><xliff:g id="percentage">%s</xliff:g> • Battery limited temporarily</string>
+    <!-- When the lock screen is showing and the phone plugged in, and the defend mode is triggered, say that it's optimizing for battery health.  -->
+    <string name="keyguard_plugged_in_charging_limited"><xliff:g id="percentage">%s</xliff:g> • Optimizing for battery health</string>
 
     <!-- When the lock screen is showing and the battery is low, warn user to plug
          in the phone soon. -->