diff --git a/web/src/components/AppFooter.vue b/web/src/components/AppFooter.vue
index 60965cf..447023d 100644
--- a/web/src/components/AppFooter.vue
+++ b/web/src/components/AppFooter.vue
@@ -41,9 +41,9 @@ const statusConfig = {
     text: "有更新",
   },
   error: {
-    color: "#909399",
-    icon: undefined,
-    text: "",
+    color: "#d03050",
+    icon: WarningOutline,
+    text: "检查失败",
   },
 };
 
@@ -68,7 +68,10 @@ const checkVersion = async () => {
 };
 
 const handleVersionClick = () => {
-  if (versionInfo.value.status === "update-available" && versionInfo.value.releaseUrl) {
+  if (
+    (versionInfo.value.status === "update-available" || versionInfo.value.status === "latest") &&
+    versionInfo.value.releaseUrl
+  ) {
     window.open(versionInfo.value.releaseUrl, "_blank", "noopener,noreferrer");
   }
 };
@@ -95,7 +98,8 @@ onMounted(() => {
         <div
           class="version-container"
           :class="{
-            'version-clickable': versionInfo.status === 'update-available',
+            'version-clickable':
+              versionInfo.status === 'update-available' || versionInfo.status === 'latest',
             'version-checking': isChecking,
           }"
           @click="handleVersionClick"
@@ -110,22 +114,12 @@ onMounted(() => {
           <span class="version-text">
             {{ formatVersion(versionInfo.currentVersion) }}
             -
-            <template v-if="versionInfo.status === 'latest'">
-              <span :style="{ color: statusConfig[versionInfo.status].color }">
-                {{ statusConfig[versionInfo.status].text }}
-              </span>
-            </template>
-            <template v-else-if="versionInfo.status === 'update-available'">
-              <span :style="{ color: statusConfig[versionInfo.status].color }">
-                {{ statusConfig[versionInfo.status].text }}
+            <span :style="{ color: statusConfig[versionInfo.status].color }">
+              {{ statusConfig[versionInfo.status].text }}
+              <template v-if="versionInfo.status === 'update-available'">
                 [{{ formatVersion(versionInfo.latestVersion || "") }}]
-              </span>
-            </template>
-            <template v-else-if="versionInfo.status === 'checking'">
-              <span :style="{ color: statusConfig[versionInfo.status].color }">
-                {{ statusConfig[versionInfo.status].text }}
-              </span>
-            </template>
+              </template>
+            </span>
           </span>
         </div>
 
diff --git a/web/src/services/version.ts b/web/src/services/version.ts
index 47dbb9c..2dccf84 100644
--- a/web/src/services/version.ts
+++ b/web/src/services/version.ts
@@ -45,6 +45,12 @@ class VersionService {
         return null;
       }
 
+      // 检查缓存中的版本号是否与当前应用版本号一致
+      if (versionInfo.currentVersion !== this.currentVersion) {
+        this.clearCache();
+        return null;
+      }
+
       return versionInfo;
     } catch (error) {
       console.warn("Failed to parse cached version info:", error);
@@ -144,6 +150,9 @@ class VersionService {
         versionInfo.isLatest = comparison >= 0;
         versionInfo.hasUpdate = comparison < 0;
         versionInfo.status = comparison < 0 ? "update-available" : "latest";
+
+        // 只在成功时缓存结果
+        this.setCachedVersionInfo(versionInfo);
       } else {
         versionInfo.status = "error";
       }
@@ -152,9 +161,6 @@ class VersionService {
       versionInfo.status = "error";
     }
 
-    // 缓存结果
-    this.setCachedVersionInfo(versionInfo);
-
     return versionInfo;
   }