diff --git a/college/models/assignment.py b/college/models/assignment.py
index c427d34..89aa60e 100644
--- a/college/models/assignment.py
+++ b/college/models/assignment.py
@@ -177,7 +177,7 @@ class SchoolAssignmentSubmission(models.Model):
 
     def action_open_batch_wizard(self):
         """老师批量批改：打开批量打分向导。"""
-        if not self.env.user.has_group('school.group_teacher'):
+        if not self.env.user.has_group('college.group_teacher'):
             raise UserError(_('只有老师可以进行批量批改。'))
         return {
             'name': _('批量批改'),
@@ -191,7 +191,7 @@ class SchoolAssignmentSubmission(models.Model):
     def action_download_attachments(self):
         """老师批量下载提交文件：把选中的提交记录的附件打包为 zip，
         zip 内文件名格式为「学员姓名 + 原文件名」，并触发下载。"""
-        if not self.env.user.has_group('school.group_teacher'):
+        if not self.env.user.has_group('college.group_teacher'):
             raise UserError(_('只有老师可以批量下载提交文件。'))
         submissions = self.filtered(lambda s: s.attachment)
         if not submissions:
diff --git a/college/security/ir.model.access.csv b/college/security/ir.model.access.csv
index 7ad2fe0..cbc0a4a 100644
--- a/college/security/ir.model.access.csv
+++ b/college/security/ir.model.access.csv
@@ -1,30 +1,30 @@
 id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
 access_yuthon_school_course_admin,yuthon.school.course.admin,model_yuthon_school_course,base.group_system,1,1,1,1
-access_yuthon_school_course_teacher,yuthon.school.course.teacher,model_yuthon_school_course,school.group_teacher,1,1,1,1
-access_yuthon_school_course_student,yuthon.school.course.student,model_yuthon_school_course,school.group_student,1,0,0,0
+access_yuthon_school_course_teacher,yuthon.school.course.teacher,model_yuthon_school_course,college.group_teacher,1,1,1,1
+access_yuthon_school_course_student,yuthon.school.course.student,model_yuthon_school_course,college.group_student,1,0,0,0
 access_yuthon_school_student_admin,yuthon.school.student.admin,model_yuthon_school_student,base.group_system,1,1,1,1
-access_yuthon_school_student_teacher,yuthon.school.student.teacher,model_yuthon_school_student,school.group_teacher,1,1,1,1
-access_yuthon_school_student_student,yuthon.school.student.student,model_yuthon_school_student,school.group_student,1,0,0,0
+access_yuthon_school_student_teacher,yuthon.school.student.teacher,model_yuthon_school_student,college.group_teacher,1,1,1,1
+access_yuthon_school_student_student,yuthon.school.student.student,model_yuthon_school_student,college.group_student,1,0,0,0
 access_yuthon_school_teacher_admin,yuthon.school.teacher.admin,model_yuthon_school_teacher,base.group_system,1,1,1,1
-access_yuthon_school_teacher_teacher,yuthon.school.teacher.teacher,model_yuthon_school_teacher,school.group_teacher,1,1,1,1
-access_yuthon_school_teacher_student,yuthon.school.teacher.student,model_yuthon_school_teacher,school.group_student,1,0,0,0
+access_yuthon_school_teacher_teacher,yuthon.school.teacher.teacher,model_yuthon_school_teacher,college.group_teacher,1,1,1,1
+access_yuthon_school_teacher_student,yuthon.school.teacher.student,model_yuthon_school_teacher,college.group_student,1,0,0,0
 access_yuthon_school_class_admin,yuthon.school.class.admin,model_yuthon_school_class,base.group_system,1,1,1,1
-access_yuthon_school_class_teacher,yuthon.school.class.teacher,model_yuthon_school_class,school.group_teacher,1,1,1,1
-access_yuthon_school_class_student,yuthon.school.class.student,model_yuthon_school_class,school.group_student,1,0,0,0
+access_yuthon_school_class_teacher,yuthon.school.class.teacher,model_yuthon_school_class,college.group_teacher,1,1,1,1
+access_yuthon_school_class_student,yuthon.school.class.student,model_yuthon_school_class,college.group_student,1,0,0,0
 access_yuthon_school_progress_admin,yuthon.school.progress.admin,model_yuthon_school_progress,base.group_system,1,1,1,1
-access_yuthon_school_progress_teacher,yuthon.school.progress.teacher,model_yuthon_school_progress,school.group_teacher,1,1,1,1
-access_yuthon_school_progress_student,yuthon.school.progress.student,model_yuthon_school_progress,school.group_student,1,0,0,0
+access_yuthon_school_progress_teacher,yuthon.school.progress.teacher,model_yuthon_school_progress,college.group_teacher,1,1,1,1
+access_yuthon_school_progress_student,yuthon.school.progress.student,model_yuthon_school_progress,college.group_student,1,0,0,0
 access_yuthon_school_assignment_admin,yuthon.school.assignment.admin,model_yuthon_school_assignment,base.group_system,1,1,1,1
-access_yuthon_school_assignment_teacher,yuthon.school.assignment.teacher,model_yuthon_school_assignment,school.group_teacher,1,1,1,1
-access_yuthon_school_assignment_student,yuthon.school.assignment.student,model_yuthon_school_assignment,school.group_student,1,0,0,0
+access_yuthon_school_assignment_teacher,yuthon.school.assignment.teacher,model_yuthon_school_assignment,college.group_teacher,1,1,1,1
+access_yuthon_school_assignment_student,yuthon.school.assignment.student,model_yuthon_school_assignment,college.group_student,1,0,0,0
 access_yuthon_school_assignment_submission_admin,yuthon.school.assignment.submission.admin,model_yuthon_school_assignment_submission,base.group_system,1,1,1,1
-access_yuthon_school_assignment_submission_teacher,yuthon.school.assignment.submission.teacher,model_yuthon_school_assignment_submission,school.group_teacher,1,1,1,1
-access_yuthon_school_assignment_submission_student,yuthon.school.assignment.submission.student,model_yuthon_school_assignment_submission,school.group_student,1,1,1,0
+access_yuthon_school_assignment_submission_teacher,yuthon.school.assignment.submission.teacher,model_yuthon_school_assignment_submission,college.group_teacher,1,1,1,1
+access_yuthon_school_assignment_submission_student,yuthon.school.assignment.submission.student,model_yuthon_school_assignment_submission,college.group_student,1,1,1,0
 access_yuthon_school_assignment_submission_batch_wizard_admin,yuthon.school.assignment.submission.batch.wizard.admin,model_yuthon_school_assignment_submission_batch_wizard,base.group_system,1,1,1,1
-access_yuthon_school_assignment_submission_batch_wizard_teacher,yuthon.school.assignment.submission.batch.wizard.teacher,model_yuthon_school_assignment_submission_batch_wizard,school.group_teacher,1,1,1,1
+access_yuthon_school_assignment_submission_batch_wizard_teacher,yuthon.school.assignment.submission.batch.wizard.teacher,model_yuthon_school_assignment_submission_batch_wizard,college.group_teacher,1,1,1,1
 access_yuthon_school_course_chapter_admin,yuthon.school.course.chapter.admin,model_yuthon_school_course_chapter,base.group_system,1,1,1,1
-access_yuthon_school_course_chapter_teacher,yuthon.school.course.chapter.teacher,model_yuthon_school_course_chapter,school.group_teacher,1,1,1,1
-access_yuthon_school_course_chapter_student,yuthon.school.course.chapter.student,model_yuthon_school_course_chapter,school.group_student,1,0,0,0
+access_yuthon_school_course_chapter_teacher,yuthon.school.course.chapter.teacher,model_yuthon_school_course_chapter,college.group_teacher,1,1,1,1
+access_yuthon_school_course_chapter_student,yuthon.school.course.chapter.student,model_yuthon_school_course_chapter,college.group_student,1,0,0,0
 access_yuthon_school_course_chapter_attachment_admin,yuthon.school.course.chapter.attachment.admin,model_yuthon_school_course_chapter_attachment,base.group_system,1,1,1,1
-access_yuthon_school_course_chapter_attachment_teacher,yuthon.school.course.chapter.attachment.teacher,model_yuthon_school_course_chapter_attachment,school.group_teacher,1,1,1,1
-access_yuthon_school_course_chapter_attachment_student,yuthon.school.course.chapter.attachment.student,model_yuthon_school_course_chapter_attachment,school.group_student,1,0,0,0
+access_yuthon_school_course_chapter_attachment_teacher,yuthon.school.course.chapter.attachment.teacher,model_yuthon_school_course_chapter_attachment,college.group_teacher,1,1,1,1
+access_yuthon_school_course_chapter_attachment_student,yuthon.school.course.chapter.attachment.student,model_yuthon_school_course_chapter_attachment,college.group_student,1,0,0,0
diff --git a/college/views/chapter_views.xml b/college/views/chapter_views.xml
index 05f1c8c..a6c172a 100644
--- a/college/views/chapter_views.xml
+++ b/college/views/chapter_views.xml
@@ -4,7 +4,7 @@
         <field name="name">yuthon.school.course.chapter.form.view</field>
         <field name="model">yuthon.school.course.chapter</field>
         <field name="priority">30</field>
-        <field name="groups_id" eval="[(4, ref('school.group_teacher')), (4, ref('base.group_system'))]"/>
+        <field name="groups_id" eval="[(4, ref('college.group_teacher')), (4, ref('base.group_system'))]"/>
         <field name="arch" type="xml">
             <form>
                 <group>
@@ -35,7 +35,7 @@
         <field name="name">yuthon.school.course.chapter.study.form</field>
         <field name="model">yuthon.school.course.chapter</field>
         <field name="priority">20</field>
-        <field name="groups_id" eval="[(4, ref('school.group_student')), (4, ref('base.group_system'))]"/>
+        <field name="groups_id" eval="[(4, ref('college.group_student')), (4, ref('base.group_system'))]"/>
         <field name="arch" type="xml">
             <form>
                 <header>
@@ -78,7 +78,7 @@
         <field name="name">yuthon.school.course.study.form</field>
         <field name="model">yuthon.school.course</field>
         <field name="priority">10</field>
-        <field name="groups_id" eval="[(4, ref('school.group_student'))]"/>
+        <field name="groups_id" eval="[(4, ref('college.group_student'))]"/>
         <field name="arch" type="xml">
             <form>
                 <header>
diff --git a/college/views/course_views.xml b/college/views/course_views.xml
index d35339b..f268b9b 100644
--- a/college/views/course_views.xml
+++ b/college/views/course_views.xml
@@ -66,7 +66,7 @@
                                     <button name="action_open_edit" type="object"
                                             string="编辑章节" icon="fa-pencil"
                                             class="btn-link"
-                                            groups="school.group_teacher,base.group_system"/>
+                                            groups="college.group_teacher,base.group_system"/>
                                 </list>
                                 <form>
                                     <group>
@@ -90,7 +90,7 @@
                                 </form>
                             </field>
                         </page>
-                        <page string="选课学员" groups="school.group_teacher,base.group_system">
+                        <page string="选课学员" groups="college.group_teacher,base.group_system">
                             <field name="student_ids" widget="many2many"
                                    context="{'default_name': name}"/>
                         </page>
diff --git a/college/views/homework_views.xml b/college/views/homework_views.xml
index b4a2114..f7d92b9 100644
--- a/college/views/homework_views.xml
+++ b/college/views/homework_views.xml
@@ -14,7 +14,7 @@
             <list string="作业">
                 <header>
                     <button name="action_publish_batch" type="object" string="批量发布"
-                            class="btn-primary" groups="school.group_teacher"/>
+                            class="btn-primary" groups="college.group_teacher"/>
                 </header>
                 <field name="name"/>
                 <field name="course_id"/>
@@ -124,14 +124,14 @@
                     <button name="action_open_batch_wizard"
                             type="object" string="批量批改"
                             class="btn-primary"
-                            groups="school.group_teacher"/>
+                            groups="college.group_teacher"/>
                     <button name="action_download_attachments"
                             type="object" string="批量下载附件"
                             class="btn-secondary"
-                            groups="school.group_teacher"/>
+                            groups="college.group_teacher"/>
                 </header>
                 <field name="assignment_id"/>
-                <field name="student_id" string="姓名" groups="school.group_teacher"/>
+                <field name="student_id" string="姓名" groups="college.group_teacher"/>
                 <field name="score"/>
                 <field name="state"/>
                 <field name="submit_time"/>
@@ -165,7 +165,7 @@
                             <div class="small mb-1">
                                 作业名：<field name="assignment_id"/>
                             </div>
-                            <div class="small mb-1" groups="school.group_teacher">
+                            <div class="small mb-1" groups="college.group_teacher">
                                 学员：<field name="student_id"/>
                             </div>
                             <div class="small mb-1">
@@ -213,7 +213,7 @@
                         <field name="due_date" readonly="1"/>
                         <field name="submit_time" readonly="1"/>
                     </group>
-                    <group groups="school.group_teacher">
+                    <group groups="college.group_teacher">
                         <field name="score"/>
                     </group>
                     <group>
@@ -223,7 +223,7 @@
                         <field name="attachment" filename="attachment_filename" readonly="state in ('submitted', 'graded')"/>
                         <field name="attachment_filename" invisible="1"/>
                     </group>
-                    <group groups="school.group_teacher">
+                    <group groups="college.group_teacher">
                         <field name="feedback"/>
                     </group>
                 </sheet>
diff --git a/college/views/menus.xml b/college/views/menus.xml
index f5eba19..b98d065 100644
--- a/college/views/menus.xml
+++ b/college/views/menus.xml
@@ -16,7 +16,7 @@
               parent="menu_yuthon_course_root"
               action="action_yuthon_school_course_my"
               sequence="10"
-              groups="school.group_teacher,base.group_system"/>
+              groups="college.group_teacher,base.group_system"/>
 
     <!-- 全部课程：仅老师（课程由老师创建；学生通过「课程学习」入口按选课过滤） -->
     <menuitem id="menu_yuthon_course_all"
@@ -24,7 +24,7 @@
               parent="menu_yuthon_course_root"
               action="action_yuthon_school_course_all"
               sequence="20"
-              groups="school.group_teacher,base.group_system"/>
+              groups="college.group_teacher,base.group_system"/>
 
     <!-- 课程学习：学生端专用入口（左侧章节目录 + 右侧视频/资料） -->
     <menuitem id="menu_yuthon_course_study"
@@ -32,31 +32,31 @@
               parent="menu_yuthon_education_root"
               action="action_yuthon_school_course_study"
               sequence="11"
-              groups="school.group_student,base.group_system"/>
+              groups="college.group_student,base.group_system"/>
 
     <!-- ===================== 组织架构（顶级菜单，与「教育」平级，仅老师/管理员） ===================== -->
     <menuitem id="menu_yuthon_org_root"
               name="组织架构"
               sequence="20"
-              groups="school.group_teacher,base.group_system"/>
+              groups="college.group_teacher,base.group_system"/>
     <menuitem id="menu_yuthon_class"
               name="班级"
               parent="menu_yuthon_org_root"
               action="action_yuthon_school_class"
               sequence="10"
-              groups="school.group_teacher,base.group_system"/>
+              groups="college.group_teacher,base.group_system"/>
     <menuitem id="menu_yuthon_teacher"
               name="老师"
               parent="menu_yuthon_org_root"
               action="action_yuthon_school_teacher"
               sequence="20"
-              groups="school.group_teacher,base.group_system"/>
+              groups="college.group_teacher,base.group_system"/>
     <menuitem id="menu_yuthon_student"
               name="学生"
               parent="menu_yuthon_org_root"
               action="action_yuthon_school_student"
               sequence="30"
-              groups="school.group_teacher,base.group_system"/>
+              groups="college.group_teacher,base.group_system"/>
 
     <!-- ===================== 学习进展（老师/学生各自独立入口，action domain 过滤） ===================== -->
     <menuitem id="menu_yuthon_progress_teacher"
@@ -64,13 +64,13 @@
               parent="menu_yuthon_education_root"
               action="action_yuthon_school_progress"
               sequence="20"
-              groups="school.group_teacher,base.group_system"/>
+              groups="college.group_teacher,base.group_system"/>
     <menuitem id="menu_yuthon_progress_student"
               name="学习进展"
               parent="menu_yuthon_education_root"
               action="action_yuthon_school_progress_student"
               sequence="21"
-              groups="school.group_student,base.group_system"/>
+              groups="college.group_student,base.group_system"/>
 
     <!-- ===================== 作业习题 ===================== -->
     <menuitem id="menu_yuthon_homework"
@@ -83,19 +83,19 @@
               parent="menu_yuthon_homework"
               action="action_yuthon_school_assignment"
               sequence="10"
-              groups="school.group_teacher,base.group_system"/>
+              groups="college.group_teacher,base.group_system"/>
     <!-- 作业提交：仅学生 -->
     <menuitem id="menu_yuthon_homework_submit"
               name="作业提交"
               parent="menu_yuthon_homework"
               action="action_yuthon_school_my_submission"
               sequence="20"
-              groups="school.group_student,base.group_system"/>
+              groups="college.group_student,base.group_system"/>
     <!-- 作业批改：仅老师（无提交入口） -->
     <menuitem id="menu_yuthon_homework_grade"
               name="作业批改"
               parent="menu_yuthon_homework"
               action="action_yuthon_school_assignment_submission"
               sequence="30"
-              groups="school.group_teacher,base.group_system"/>
+              groups="college.group_teacher,base.group_system"/>
 </odoo>
diff --git a/college/views/progress_views.xml b/college/views/progress_views.xml
index 0c2d282..281d12c 100644
--- a/college/views/progress_views.xml
+++ b/college/views/progress_views.xml
@@ -21,7 +21,7 @@
         <field name="arch" type="xml">
             <list string="学习进展">
                 <field name="course_id"/>
-                <field name="student_id" groups="school.group_teacher"/>
+                <field name="student_id" groups="college.group_teacher"/>
                 <field name="teacher_id"/>
                 <field name="chapter_done"/>
                 <field name="chapter_total"/>
@@ -103,7 +103,7 @@
                             <div class="o_kanban_record_headings">
                                 <strong><field name="course_id"/></strong>
                             </div>
-                            <div class="text-muted small mb-1" groups="school.group_teacher">
+                            <div class="text-muted small mb-1" groups="college.group_teacher">
                                 学员：<field name="student_id"/>
                             </div>
                             <div class="small mb-1">