diff --git a/src/api/group.js b/src/api/group.js
index 7f7f119d..da6d7ef4 100644
--- a/src/api/group.js
+++ b/src/api/group.js
@@ -727,6 +727,21 @@ const groupReq = {
         return request(`calendar/featured?date=${date}`, {
             method: 'GET'
         });
+    },
+
+    followGroupEvent(params) {
+        return request(`calendar/${params.groupId}/${params.eventId}/follow`, {
+            method: 'POST',
+            params: {
+                isFollowing: params.isFollowing
+            }
+        }).then((json) => {
+            const args = {
+                json,
+                params
+            };
+            return args;
+        });
     }
 
     // getRequestedGroups() {
diff --git a/src/views/Settings/dialogs/VRChatConfigDialog.vue b/src/views/Settings/dialogs/VRChatConfigDialog.vue
index 9370ffb3..0089fa6f 100644
--- a/src/views/Settings/dialogs/VRChatConfigDialog.vue
+++ b/src/views/Settings/dialogs/VRChatConfigDialog.vue
@@ -277,7 +277,18 @@
     }
 
     async function deleteAllVRChatCache() {
-        await AssetBundleManager.DeleteAllCache();
+        try {
+            await AssetBundleManager.DeleteAllCache();
+            ElMessage({
+                message: 'All VRChat cache deleted',
+                type: 'success'
+            });
+        } catch (error) {
+            ElMessage({
+                message: `Error deleting VRChat cache: ${error.message}`,
+                type: 'error'
+            });
+        }
         getVRChatCacheSize();
     }
 
diff --git a/src/views/Tools/components/GroupCalendarEventCard.vue b/src/views/Tools/components/GroupCalendarEventCard.vue
index 632cc825..f5366396 100644
--- a/src/views/Tools/components/GroupCalendarEventCard.vue
+++ b/src/views/Tools/components/GroupCalendarEventCard.vue
@@ -56,20 +56,24 @@
                 </div>
             </div>
         </div>
-        <div v-if="isFollowing" class="following-badge">
-            <el-icon><Check /></el-icon>
+        <div v-if="isFollowing" @click="toggleEventFollow(event)" class="following-badge is-following">
+            <el-icon><Star /></el-icon>
+        </div>
+        <div v-else @click="toggleEventFollow(event)" class="following-badge">
+            <el-icon><StarFilled /></el-icon>
         </div>
     </el-card>
 </template>
 
 <script setup>
-    import { Calendar, Check, Download } from '@element-plus/icons-vue';
+    import { Calendar, Download, Star, StarFilled } from '@element-plus/icons-vue';
+    import { computed, defineEmits } from 'vue';
     import { ElMessage } from 'element-plus';
-    import { computed } from 'vue';
     import { useI18n } from 'vue-i18n';
 
     import { AppDebug } from '../../../service/appConfig';
     import { formatDateFilter } from '../../../shared/utils';
+    import { groupRequest } from '../../../api';
     import { useGroupStore } from '../../../stores';
 
     const { t } = useI18n();
@@ -96,6 +100,8 @@
         }
     });
 
+    const emit = defineEmits(['update-following-calendar-data']);
+
     const showGroupName = computed(() => props.mode === 'timeline');
 
     const timeClass = computed(() => (props.mode === 'grid' ? 'event-time' : ''));
@@ -161,6 +167,15 @@
         URL.revokeObjectURL(link.href);
     }
 
+    async function toggleEventFollow(event) {
+        const args = await groupRequest.followGroupEvent({
+            groupId: event.ownerId,
+            eventId: event.id,
+            isFollowing: !props.isFollowing
+        });
+        emit('update-following-calendar-data', args.json);
+    }
+
     const formatTimeRange = (startsAt, endsAt) =>
         `${formatDateFilter(startsAt, 'time')} - ${formatDateFilter(endsAt, 'time')}`;
 
@@ -209,7 +224,7 @@
             width: 24px;
             height: 24px;
             border-radius: 50%;
-            background-color: var(--group-calendar-badge-following, #67c23a);
+            background-color: var(--el-text-color-regular);
             color: #ffffff;
             display: flex;
             align-items: center;
@@ -217,6 +232,10 @@
             font-size: 14px;
             box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
             z-index: 10;
+            cursor: pointer;
+        }
+        .is-following {
+            background-color: var(--group-calendar-badge-following, #67c23a);
         }
         .event-content {
             font-size: 12px;
diff --git a/src/views/Tools/dialogs/GroupCalendarDialog.vue b/src/views/Tools/dialogs/GroupCalendarDialog.vue
index ab0964c8..ddc4ed87 100644
--- a/src/views/Tools/dialogs/GroupCalendarDialog.vue
+++ b/src/views/Tools/dialogs/GroupCalendarDialog.vue
@@ -35,7 +35,8 @@
                                         :event="value"
                                         mode="timeline"
                                         :is-following="isEventFollowing(value.id)"
-                                        :card-class="{ 'grouped-card': timeGroup.events.length > 1 }" />
+                                        :card-class="{ 'grouped-card': timeGroup.events.length > 1 }"
+                                        @update-following-calendar-data="updateFollowingCalendarData" />
                                 </div>
                             </el-timeline-item>
                         </el-timeline>
@@ -97,6 +98,7 @@
                                         :event="event"
                                         mode="grid"
                                         :is-following="isEventFollowing(event.id)"
+                                        @update-following-calendar-data="updateFollowingCalendarData"
                                         card-class="grid-card" />
                                 </div>
                             </div>
@@ -348,6 +350,16 @@
         }
     }
 
+    function updateFollowingCalendarData(updatedEvent) {
+        const index = followingCalendar.value.findIndex((item) => item.id === updatedEvent.id);
+        if (index !== -1) {
+            followingCalendar.value.splice(index, 1);
+        }
+        if (updatedEvent.userInterest?.isFollowing) {
+            followingCalendar.value.push(updatedEvent);
+        }
+    }
+
     function isEventFollowing(eventId) {
         return followingCalendar.value.some((item) => item.id === eventId);
     }