diff --git a/mobile/src/main/res/values-zh-rCN/strings.xml b/mobile/src/main/res/values-zh-rCN/strings.xml
index e04641bb..b7909143 100644
--- a/mobile/src/main/res/values-zh-rCN/strings.xml
+++ b/mobile/src/main/res/values-zh-rCN/strings.xml
@@ -86,8 +86,8 @@
     <string name="settings_service_repeater_start_on_boot">开机自启动中继</string>
     <string name="settings_service_wifi_lock">保持 Wi\u2011Fi 开启</string>
     <string name="settings_service_wifi_lock_none">系统默认</string>
-    <string name="settings_service_wifi_lock_full">开</string>
-    <string name="settings_service_wifi_lock_high_perf">高性能模式</string>
+    <string name="settings_service_wifi_lock_full">开（防止服务自动关闭）</string>
+    <string name="settings_service_wifi_lock_high_perf">高性能模式（更快消耗电池）</string>
     <string name="settings_service_dns">备用 DNS 服务器[:端口]</string>
     <string name="settings_service_upstream">上游网络接口</string>
     <string name="settings_service_upstream_auto">自动检测系统 VPN</string>
diff --git a/mobile/src/main/res/values/strings.xml b/mobile/src/main/res/values/strings.xml
index 189fe0c4..f95e5b59 100644
--- a/mobile/src/main/res/values/strings.xml
+++ b/mobile/src/main/res/values/strings.xml
@@ -94,8 +94,8 @@
     <string name="settings_service_repeater_start_on_boot">Start repeater on boot</string>
     <string name="settings_service_wifi_lock">Keep Wi\u2011Fi alive</string>
     <string name="settings_service_wifi_lock_none">System default</string>
-    <string name="settings_service_wifi_lock_full">On</string>
-    <string name="settings_service_wifi_lock_high_perf">High Performance Mode</string>
+    <string name="settings_service_wifi_lock_full">On (prevents service auto-shutdowns)</string>
+    <string name="settings_service_wifi_lock_high_perf">High Performance Mode (consumes more power)</string>
     <string name="settings_service_dns">Fallback DNS server[:port]</string>
     <string name="settings_service_upstream">Upstream network interface</string>
     <string name="settings_service_upstream_auto">Auto detect system VPN</string>