diff --git a/public/pad/toolbar/system_setting.png b/public/pad/toolbar/system_setting.png
new file mode 100644
index 0000000..9168263
Binary files /dev/null and b/public/pad/toolbar/system_setting.png differ
diff --git a/src/components/SystemSettingDialog.vue b/src/components/SystemSettingDialog.vue
index 4fd3748..3601f18 100644
--- a/src/components/SystemSettingDialog.vue
+++ b/src/components/SystemSettingDialog.vue
@@ -409,7 +409,7 @@
           <q-tab-panel name="timing_task" class="_panel">
             <q-card class="fit">
               <q-card-section>
-                <q-form ref="graphics_form" @submit="applyGraphics">
+                <q-scroll-area class="full-width" style="height: 55.5vh">
                   <q-list>
                     <div v-for="(item, index) of timing_tasks" :key="index">
                       <q-item clickable>
@@ -492,7 +492,7 @@
                       </q-item>
                     </div>
                   </q-list>
-                </q-form>
+                </q-scroll-area>
               </q-card-section>
             </q-card>
           </q-tab-panel>