diff --git a/assets/admin/src/pages/CmsCredits.vue b/assets/admin/src/pages/CmsCredits.vue
index c667e2fe..0aa512d6 100644
--- a/assets/admin/src/pages/CmsCredits.vue
+++ b/assets/admin/src/pages/CmsCredits.vue
@@ -103,57 +103,76 @@
       </n-form>
     </n-card>
 
-    <div class="jio-form-footer">
-      <n-button type="primary" :loading="saving" @click="saveCfg">保存配置</n-button>
-    </div>
+    <JioSaveBar :dirty="dirty" :saving="saving" @save="saveCfg" @reload="loadCfg" />
   </div>
 </template>
 
 <script setup>
-import { ref, reactive, onMounted } from 'vue'
+import { computed, ref, reactive, onMounted } from 'vue'
 import { useMessage } from 'naive-ui'
 import api from '@/api'
+import JioSaveBar from '@/components/form/JioSaveBar.vue'
 
 const message = useMessage()
 
-// ---------- 配置 ----------
-const cfg = reactive({
-  enabled: true,
-  currency_name: '',
-  register_bonus: 10,
-  daily_signin: { enabled: true, base: 1, streak: { 3: 2, 7: 5, 30: 20 } },
-  comment_reward: { enabled: true, amount: 1, daily_cap: 5, min_length: 10, on_approved: true },
-  referral_reward: {
+function defaultCfg() {
+  return {
     enabled: true,
-    promoter_amount: 5,
-    referred_amount: 2,
-    level_points: 0,
-    require_verify: true,
-    ip_daily_cap: 3,
-  },
-  download_default_cost: 0,
-})
+    currency_name: '',
+    register_bonus: 10,
+    daily_signin: { enabled: true, base: 1, streak: { 3: 2, 7: 5, 30: 20 } },
+    comment_reward: { enabled: true, amount: 1, daily_cap: 5, min_length: 10, on_approved: true },
+    referral_reward: {
+      enabled: true,
+      promoter_amount: 5,
+      referred_amount: 2,
+      level_points: 0,
+      require_verify: true,
+      ip_daily_cap: 3,
+    },
+    download_default_cost: 0,
+  }
+}
+const cfg = reactive(defaultCfg())
 const streakJson = ref('{}')
+const loading = ref(true)
 const saving = ref(false)
+const initial = ref('')
+const snapshot = computed(() => JSON.stringify({ cfg, streakJson: streakJson.value }))
+const dirty = computed(() => !loading.value && initial.value !== '' && snapshot.value !== initial.value)
 
 async function loadCfg() {
+  loading.value = true
   try {
     const response = await api.getCreditSettings()
     const data = response?.data || response || {}
-    Object.assign(cfg, data)
+    Object.assign(cfg, defaultCfg(), data)
     streakJson.value = JSON.stringify(cfg.daily_signin?.streak || {}, null, 0)
+    initial.value = snapshot.value
   } catch (e) {
     message.error(e.message || '加载失败')
+  } finally {
+    loading.value = false
   }
 }
 
 async function saveCfg() {
+  let streak
+  try {
+    streak = JSON.parse(streakJson.value || '{}')
+  } catch (error) {
+    message.error('连续奖励 JSON 格式错误')
+    return
+  }
+  if (!streak || typeof streak !== 'object' || Array.isArray(streak)) {
+    message.error('连续奖励必须是 JSON 对象')
+    return
+  }
   saving.value = true
   try {
-    let streak = {}
-    try { streak = JSON.parse(streakJson.value || '{}') } catch (_) { /* ignore */ }
+    await api.saveCreditSettings({ ...cfg, daily_signin: { ...cfg.daily_signin, streak } })
     cfg.daily_signin.streak = streak
-    await api.saveCreditSettings(cfg)
+    initial.value = snapshot.value
     message.success('已保存')
   } catch (e) {
     message.error(e.message || '保存失败')
diff --git a/assets/admin/src/pages/content/FooterTabbarSettings.vue b/assets/admin/src/pages/content/FooterTabbarSettings.vue
index dddb6a60..61380c6d 100644
--- a/assets/admin/src/pages/content/FooterTabbarSettings.vue
+++ b/assets/admin/src/pages/content/FooterTabbarSettings.vue
@@ -1,10 +1,6 @@
 <template>
   <div class="jio-page-container content-page">
-    <PageHeader title="底部Tab配置" desc="自定义移动端底部导航栏的按钮，支持排序、图标配置和返回顶部功能。">
-      <template #actions>
-        <n-button type="primary" :loading="saving" @click="handleSave">保存</n-button>
-      </template>
-    </PageHeader>
+    <PageHeader title="底部Tab配置" desc="自定义移动端底部导航栏的按钮，支持排序、图标配置和返回顶部功能。" />
 
     <n-spin :show="loading" style="width: 100%; min-height: 200px;">
       <!-- 基础设置 -->
@@ -99,12 +95,10 @@
         </draggable>
         <n-empty v-else description="暂无Tab按钮，请点击上方按钮添加" />
       </n-card>
-
-      <div class="jio-form-actions">
-        <n-button type="primary" :loading="saving" @click="handleSave">保存底部Tab配置</n-button>
-      </div>
     </n-spin>
 
+    <JioSaveBar :dirty="dirty" :saving="saving" @save="handleSave" @reload="loadSettings" />
+
     <!-- 编辑弹窗 -->
     <n-modal
       v-model:show="showModal"
@@ -260,6 +254,7 @@ import { NButton, NTag, useDialog, useMessage } from 'naive-ui'
 import draggable from 'vuedraggable'
 import api from '@/api'
 import PageHeader from '@/components/PageHeader.vue'
+import JioSaveBar from '@/components/form/JioSaveBar.vue'
 import FaIconPicker from '@/components/form/FaIconPicker.vue'
 import IconValue from '@/components/form/IconValue.vue'
 import JioSortHandle from '@/components/form/JioSortHandle.vue'
@@ -280,6 +275,12 @@ const form = reactive({
   footer_tabbar_single: 'default',
   items: [],
 })
+const snapshot = ref('')
+const serialize = () => JSON.stringify(form)
+const dirty = computed(() => !loading.value && snapshot.value !== '' && serialize() !== snapshot.value)
+function markClean() {
+  snapshot.value = serialize()
+}
 
 const editingItem = reactive({
   id: '',
@@ -552,6 +553,7 @@ async function loadSettings() {
         add_items: Array.isArray(item.add_items) ? item.add_items : [],
         sort_order: item.sort_order ?? idx,
       }))
+      markClean()
     }
   } catch (e) {
     console.error('[FooterTabbar] load failed:', e)
@@ -581,6 +583,7 @@ async function handleSave() {
     }
     const res = await api.saveFooterTabbarSettings(payload)
     if (res.code === 'success') {
+      markClean()
       message.success(res.message || '保存成功')
     } else {
       message.error(res.message || '保存失败')
diff --git a/assets/admin/src/pages/permissions/PermissionsCapabilities.vue b/assets/admin/src/pages/permissions/PermissionsCapabilities.vue
index 5f63832f..0047766d 100644
--- a/assets/admin/src/pages/permissions/PermissionsCapabilities.vue
+++ b/assets/admin/src/pages/permissions/PermissionsCapabilities.vue
@@ -47,20 +47,19 @@
           :scroll-x="1200"
         />
       </n-card>
-
-      <div class="jio-form-actions">
-        <n-button type="primary" :loading="saving" @click="handleSave">保存能力矩阵</n-button>
-      </div>
     </n-spin>
+
+    <JioSaveBar :dirty="dirty" :saving="saving" @save="handleSave" @reload="load" />
   </div>
 </template>
 
 <script setup>
-import { h, onMounted, reactive, ref } from 'vue'
+import { computed, h, onMounted, reactive, ref } from 'vue'
 import { NInputNumber, NSwitch, NTag } from 'naive-ui'
 import { useMessage } from 'naive-ui'
 import api from '@/api'
 import PageHeader from '@/components/PageHeader.vue'
+import JioSaveBar from '@/components/form/JioSaveBar.vue'
 
 const message = useMessage()
 const loading = ref(true)
@@ -74,6 +73,7 @@ const summary = reactive({
 })
 const userCaps = reactive({})
 const defaultsSnapshot = ref({})
+const dirty = computed(() => !loading.value && JSON.stringify(userCaps) !== JSON.stringify(defaultsSnapshot.value))
 
 onMounted(load)
 
@@ -186,18 +186,11 @@ function resetDefaults() {
   message.info('已恢复默认矩阵')
 }
 
-function expandAll() {
-  message.info('当前矩阵为平铺展示，无需展开')
-}
-
-function collapseAll() {
-  message.info('当前矩阵为平铺展示，无需折叠')
-}
-
 async function handleSave() {
   saving.value = true
   try {
-    await api.saveCapabilities(JSON.parse(JSON.stringify(userCaps)))
+    const res = await api.saveCapabilities(JSON.parse(JSON.stringify(userCaps)))
+    if (res?.data?.user_caps) replaceReactive(userCaps, res.data.user_caps)
     defaultsSnapshot.value = JSON.parse(JSON.stringify(userCaps))
     message.success('能力矩阵已保存')
   } catch (error) {
@@ -241,10 +234,4 @@ async function handleSave() {
 .jio-cap-matrix__empty {
   color: #c0c4cc;
 }
-
-.jio-form-actions {
-  display: flex;
-  justify-content: flex-end;
-  margin-top: 16px;
-}
 </style>
diff --git a/assets/admin/src/pages/users/UsersLevel.vue b/assets/admin/src/pages/users/UsersLevel.vue
index 93f66f2a..4fc35137 100644
--- a/assets/admin/src/pages/users/UsersLevel.vue
+++ b/assets/admin/src/pages/users/UsersLevel.vue
@@ -70,11 +70,8 @@
           </n-grid>
         </div>
       </n-card>
-
-      <div class="jio-form-actions">
-        <n-button type="primary" :loading="saving" @click="handleSave">保存配置</n-button>
-      </div>
     </n-spin>
+    <JioSaveBar :dirty="dirty" :saving="saving" @save="handleSave" @reload="load" />
   </div>
 </template>
 
@@ -84,6 +81,7 @@ import { useRouter } from 'vue-router'
 import { NInput, NInputNumber, useMessage } from 'naive-ui'
 import api from '@/api'
 import PageHeader from '@/components/PageHeader.vue'
+import JioSaveBar from '@/components/form/JioSaveBar.vue'
 import {
   INTEGRAL_CATALOG,
   defaultIntegralOpt,
@@ -104,6 +102,13 @@ const form = reactive({
   user_level_notify: true,
 })
 
+const snapshot = ref('')
+const serialize = () => JSON.stringify(form)
+const dirty = computed(() => !loading.value && snapshot.value !== '' && serialize() !== snapshot.value)
+function markClean() {
+  snapshot.value = serialize()
+}
+
 const integralGroups = computed(() => [...new Set(INTEGRAL_CATALOG.map((r) => r.group))])
 
 const levelRows = computed(() => {
@@ -245,6 +250,7 @@ async function load() {
     form.user_level_notify = d.user_level_notify !== false
     form.user_level_opt = normalizeLevelOpt(d.user_level_opt, form.user_level_max)
     form.user_integral_opt = normalizeIntegral(d.user_integral_opt)
+    markClean()
   } catch (error) {
     message.error(error.message || '加载用户等级配置失败')
   } finally {
@@ -270,6 +276,7 @@ async function handleSave() {
       user_level_opt: payload.user_level_opt,
       user_integral_opt: payload.user_integral_opt,
     })
+    markClean()
     message.success('用户等级配置已保存')
   } catch (error) {
     message.error(error.message || '保存失败')
diff --git a/assets/admin/src/pages/users/UsersVerify.vue b/assets/admin/src/pages/users/UsersVerify.vue
index 268087d4..58ef2f85 100644
--- a/assets/admin/src/pages/users/UsersVerify.vue
+++ b/assets/admin/src/pages/users/UsersVerify.vue
@@ -18,11 +18,8 @@
           </n-form-item>
         </n-form>
       </n-card>
-      <div class="jio-form-actions">
-        <n-button :disabled="!dirty || saving" @click="load">放弃更改</n-button>
-        <n-button type="primary" :disabled="!dirty" :loading="saving" @click="save">保存设置</n-button>
-      </div>
     </n-spin>
+    <JioSaveBar :dirty="dirty" :saving="saving" @save="save" @reload="load" />
   </div>
 </template>
 
@@ -30,6 +27,7 @@
 import { computed, onMounted, reactive, ref } from 'vue'
 import { useMessage } from 'naive-ui'
 import PageHeader from '@/components/PageHeader.vue'
+import JioSaveBar from '@/components/form/JioSaveBar.vue'
 import api from '@/api'
 
 const defaults = {
@@ -45,7 +43,7 @@ const initial = ref('')
 const loading = ref(true)
 const saving = ref(false)
 const snapshot = computed(() => JSON.stringify(form))
-const dirty = computed(() => initial.value !== '' && snapshot.value !== initial.value)
+const dirty = computed(() => !loading.value && initial.value !== '' && snapshot.value !== initial.value)
 
 function extractData(response) {
   return response?.data ?? response ?? {}
diff --git a/assets/admin/src/pages/users/UsersWechatTemplate.vue b/assets/admin/src/pages/users/UsersWechatTemplate.vue
index 4f73fff8..0ed0c70d 100644
--- a/assets/admin/src/pages/users/UsersWechatTemplate.vue
+++ b/assets/admin/src/pages/users/UsersWechatTemplate.vue
@@ -53,11 +53,6 @@
           </div>
         </section>
 
-        <div class="jio-form-actions">
-          <n-button :disabled="!dirty || saving" @click="load">放弃更改</n-button>
-          <n-button type="primary" :disabled="!dirty || loading" :loading="saving" @click="save">保存设置</n-button>
-        </div>
-
         <section class="wechat-section wechat-test">
           <h3>发送测试</h3>
           <p class="wechat-muted">先保存配置，再选择已启用的模板。测试消息会发送到当前管理员绑定的公众号账号。</p>
@@ -68,6 +63,7 @@
         </section>
       </template>
     </n-spin>
+    <JioSaveBar :dirty="dirty" :saving="saving" @save="save" @reload="load" />
   </div>
 </template>
 
@@ -75,6 +71,7 @@
 import { computed, onMounted, reactive, ref } from 'vue'
 import { useMessage } from 'naive-ui'
 import PageHeader from '@/components/PageHeader.vue'
+import JioSaveBar from '@/components/form/JioSaveBar.vue'
 import api from '@/api'
 
 const message = useMessage()
@@ -90,7 +87,7 @@ const form = reactive({ enabled: false, templates: {} })
 const initial = ref('')
 const testType = ref(null)
 const snapshot = computed(() => JSON.stringify(form))
-const dirty = computed(() => initial.value !== '' && initial.value !== snapshot.value)
+const dirty = computed(() => !loading.value && initial.value !== '' && initial.value !== snapshot.value)
 
 const groups = computed(() => {
   const grouped = new Map()
diff --git a/src/Admin/GlobalController.php b/src/Admin/GlobalController.php
index 262f8d8e..9f2ff8ef 100644
--- a/src/Admin/GlobalController.php
+++ b/src/Admin/GlobalController.php
@@ -173,6 +173,9 @@ class GlobalController extends ControllerBase {
             'enabled'           => !empty($params['enabled']),
             'scroll_hide'       => !empty($params['scroll_hide']),
             'scroll_down_hide'  => !empty($params['scroll_down_hide']),
+            'footer_tabbar_single' => in_array($params['footer_tabbar_single'] ?? '', ['default', 'extend'], true)
+                ? $params['footer_tabbar_single']
+                : 'default',
             'max_items'         => $max_items,
             'icon_size'         => max(16, min(32, (int) ($params['icon_size'] ?? 22))),
             'text_size'         => max(8, min(14, (int) ($params['text_size'] ?? 10))),
diff --git a/tests/widget-system/settings-save-bar-contract.test.cjs b/tests/widget-system/settings-save-bar-contract.test.cjs
new file mode 100644
index 00000000..6c05d4df
--- /dev/null
+++ b/tests/widget-system/settings-save-bar-contract.test.cjs
@@ -0,0 +1,31 @@
+const test = require('node:test')
+const assert = require('node:assert/strict')
+const fs = require('node:fs')
+const path = require('node:path')
+
+const root = path.resolve(__dirname, '../..')
+const read = file => fs.readFileSync(path.join(root, file), 'utf8')
+
+const pages = [
+  'assets/admin/src/pages/users/UsersWechatTemplate.vue',
+  'assets/admin/src/pages/users/UsersLevel.vue',
+  'assets/admin/src/pages/users/UsersVerify.vue',
+  'assets/admin/src/pages/CmsCredits.vue',
+  'assets/admin/src/pages/permissions/PermissionsCapabilities.vue',
+  'assets/admin/src/pages/content/FooterTabbarSettings.vue',
+]
+
+test('custom settings pages use the shared dirty save bar without page-level save buttons', () => {
+  for (const page of pages) {
+    const source = read(page)
+    assert.equal((source.match(/<JioSaveBar\b/g) || []).length, 1, page)
+    assert.match(source, /<JioSaveBar\b[^>]*:dirty="dirty"[^>]*@save="[^"]+"[^>]*@reload="[^"]+"/, page)
+    assert.doesNotMatch(source, /class="jio-form-(?:actions|footer)"/, page)
+    assert.doesNotMatch(source, /@click="(?:handleSave|save|saveCfg)"/, page)
+  }
+})
+
+test('footer tabbar single-post mode is persisted by the save endpoint', () => {
+  const controller = read('src/Admin/GlobalController.php')
+  assert.match(controller, /'footer_tabbar_single'\s*=>\s*in_array\(\$params\['footer_tabbar_single'\]/)
+})