diff --git a/spx-gui/src/apps/xbuilder/pages/editor/index.vue b/spx-gui/src/apps/xbuilder/pages/editor/index.vue
index e683866cb..0d3d1d7c2 100644
--- a/spx-gui/src/apps/xbuilder/pages/editor/index.vue
+++ b/spx-gui/src/apps/xbuilder/pages/editor/index.vue
@@ -221,8 +221,8 @@ async function checkChangesNotToBeSaved(es: EditorState) {
       zh: '离开编辑器'
     }),
     content: t({
-      en: `Project edits will not be saved if you leave now. Are you sure to leave?`,
-      zh: `若现在离开，对项目的修改将不会被保存。确定要离开吗？`
+      en: `Project edits will not be saved. Are you sure to leave?`,
+      zh: `对项目的修改将不会被保存，确定要离开吗？`
     }),
     cancelText: t({
       en: 'Keep editing',
diff --git a/spx-gui/src/components/editor/editing.ts b/spx-gui/src/components/editor/editing.ts
index de4132a4d..1c755974f 100644
--- a/spx-gui/src/components/editor/editing.ts
+++ b/spx-gui/src/components/editor/editing.ts
@@ -151,6 +151,17 @@ export class Editing extends Disposable {
     return this.dirtyRef.value
   }
 
+  /**
+   * Mark the current unsaved changes as no longer pending, clearing the dirty state.
+   *
+   * This only resets dirty tracking; it does not revert the project content. It is used when
+   * the user intentionally leaves without keeping the edits (e.g. finishing a tutorial course
+   * in effect-free mode), so leaving the editor does not prompt the "leave editor" confirmation.
+   */
+  resetChanges() {
+    this.dirtyRef.value = false
+  }
+
   private startDirtyMonitoring() {
     this.addDisposer(
       watch(
diff --git a/spx-gui/src/components/tutorials/TutorialCourseSuccessModal.vue b/spx-gui/src/components/tutorials/TutorialCourseSuccessModal.vue
index 4894b1177..c1c89565c 100644
--- a/spx-gui/src/components/tutorials/TutorialCourseSuccessModal.vue
+++ b/spx-gui/src/components/tutorials/TutorialCourseSuccessModal.vue
@@ -8,6 +8,7 @@ import type { CourseSeries } from '@/apis/course-series'
 import { useI18n } from '@/utils/i18n'
 
 import { UIButton, UIImg, UIModal, UIModalClose } from '@/components/ui'
+import { useEditorCtxRef } from '@/components/editor/EditorContextProvider.vue'
 import { DefaultException, useMessageHandle } from '@/utils/exception'
 import successImg from './success.png'
 
@@ -25,6 +26,13 @@ const emit = defineEmits<{
 
 const i18n = useI18n()
 const router = useRouter()
+const editorCtxRef = useEditorCtxRef()
+
+// Leaving via the actions below intentionally discards the current (effect-free) tutorial
+// edits, so reset the dirty state to skip the editor's "leave editor" confirmation.
+function skipConfirmForLeavingEditor() {
+  editorCtxRef.value?.state.editing.resetChanges()
+}
 
 const courseCompleteMessage = computed(() => {
   return i18n.t({
@@ -37,10 +45,17 @@ function handleCancel() {
   emit('cancelled')
 }
 
-function handleBrowseTutorials() {
-  emit('cancelled')
-  router.push('/tutorials')
-}
+const { fn: handleBackToCourseSeries } = useMessageHandle(
+  async () => {
+    skipConfirmForLeavingEditor()
+    emit('cancelled')
+    await router.push(`/course-series/${props.series.id}`)
+  },
+  {
+    en: 'Failed to go back to course series',
+    zh: '返回系列课程失败'
+  }
+)
 
 const hasNextCourse = computed(() => {
   const currentCourse = props.course
@@ -64,6 +79,7 @@ const { fn: handleStartNextCourse } = useMessageHandle(
     const tutorial = props.tutorial
     const nextCourse = await getCourse(currentSeries.courseIDs[findIndex + 1])
     emit('cancelled')
+    skipConfirmForLeavingEditor()
     await tutorial.startCourse(nextCourse, currentSeries)
   },
   {
@@ -96,8 +112,8 @@ const { fn: handleStartNextCourse } = useMessageHandle(
         <div class="mt-2 text-base">{{ courseCompleteMessage }}</div>
 
         <div class="mt-10 w-full flex flex-col gap-5">
-          <UIButton type="neutral" size="large" @click="handleBrowseTutorials">
-            {{ $t({ zh: '浏览所有课程', en: 'Browse all courses' }) }}
+          <UIButton type="neutral" size="large" @click="handleBackToCourseSeries">
+            {{ $t({ zh: '返回系列课程', en: 'Back to series courses' }) }}
           </UIButton>
           <UIButton v-if="hasNextCourse" size="large" @click="handleStartNextCourse">
             {{ $t({ zh: '学习下一个课程', en: 'Learn next course' }) }}