diff --git a/src/components/SignalSourceDialog.vue b/src/components/SignalSourceDialog.vue
index a4b114c..9f66ab8 100644
--- a/src/components/SignalSourceDialog.vue
+++ b/src/components/SignalSourceDialog.vue
@@ -399,15 +399,33 @@ export default defineComponent({
       },
     ];
 
-    if (
-      ($store.state.device_attribute & Protocol.EDeviceAttribute.CustomISV) !=
-      0
-    ) {
-      signal_source_options.push({
-        label: $t.t("weather"),
-        value: "EwindowType::Weather",
-      });
-    }
+    const refresh_signal_source_options = () => {
+      if (
+        ($store.state.device_attribute & Protocol.EDeviceAttribute.CustomISV) ==
+        0
+      ) {
+        signal_source_options.push({
+          label: $t.t("weather"),
+          value: "EwindowType::Weather",
+        });
+      } else {
+        const index = signal_source_options.findIndex(
+          (element) => element && element.value == "EwindowType::Weather"
+        );
+        if (index != -1) {
+          signal_source_options.splice(index, 1);
+        }
+      }
+    };
+
+    refresh_signal_source_options();
+
+    watch(
+      () => $store.state.device_attribute,
+      (value) => {
+        refresh_signal_source_options();
+      }
+    );
 
     const tree_nodes = computed({
       get: () => $store.state.signal_source_tree,
diff --git a/src/i18n/en-US/index.ts b/src/i18n/en-US/index.ts
index 553169d..0fd651c 100644
--- a/src/i18n/en-US/index.ts
+++ b/src/i18n/en-US/index.ts
@@ -157,7 +157,7 @@ export default {
   "select rootfs upgrade file": "Select Rootfs Upgrade File",
   "network setting": "Network Setting",
   "output setting": "Output Setting",
-  "timing task": "Timing Task",
+  "timing task": " Timing Task",
   other: "Other",
   "auto ip": "Auto IP",
   "ip address": "Ip Address",