diff --git a/addons/website_sale_slides/views/website_slides_templates.xml b/addons/website_sale_slides/views/website_slides_templates.xml
index c49f9a69dac..e4ff9ecddec 100644
--- a/addons/website_sale_slides/views/website_slides_templates.xml
+++ b/addons/website_sale_slides/views/website_slides_templates.xml
@@ -125,6 +125,23 @@
                 <span t-field="channel.product_id.list_price" t-options="{'widget': 'monetary', 'display_currency': product_info['currency_id']}"/>
             </div>
         </div>
+        <t t-if="channel.prerequisite_channel_ids and not channel.prerequisite_user_has_completed">
+            <small t-if="len(channel.prerequisite_channel_ids) == 1" class="text-center">
+                Prerequisite:
+                <a t-attf-href="/slides/{{slug(channel.prerequisite_channel_ids[0])}}"
+                   t-out="channel.prerequisite_channel_ids[0].name"/>
+            </small>
+            <small t-else="" class="text-center">
+                There are some
+                <a href="#" class="o_wslides_js_prerequisite_course"
+                   t-att-data-channels="json.dumps([
+                      {'course_id': course.id, 'course_name': course.name}
+                      for course in channel.prerequisite_channel_ids]
+                   )">
+                    prerequisite courses.
+                </a>
+            </small>
+        </t>
         <div class="oe_website_sale">
             <div class="add_to_cart_button">
                 <form action="/shop/cart/update" method="POST">
diff --git a/addons/website_slides/__manifest__.py b/addons/website_slides/__manifest__.py
index 99348388770..f50baa9cae4 100644
--- a/addons/website_slides/__manifest__.py
+++ b/addons/website_slides/__manifest__.py
@@ -95,6 +95,7 @@ Featuring
             'website_slides/static/src/js/slides_course_fullscreen_player.js',
             'website_slides/static/src/js/slides_course_join.js',
             'website_slides/static/src/js/slides_course_enroll_email.js',
+            'website_slides/static/src/js/slides_course_prerequisite.js',
             'website_slides/static/src/js/slides_course_quiz.js',
             'website_slides/static/src/js/slides_course_quiz_question_form.js',
             'website_slides/static/src/js/slides_course_quiz_finish.js',
@@ -109,6 +110,7 @@ Featuring
             'website_slides/static/src/xml/website_slides_unsubscribe.xml',
             'website_slides/static/src/xml/slide_management.xml',
             'website_slides/static/src/xml/slide_course_join.xml',
+            'website_slides/static/src/xml/slide_course_prerequisite.xml',
             'website_slides/static/src/xml/slide_quiz_create.xml',
             'website_slides/static/src/xml/slide_quiz.xml',
         ],
diff --git a/addons/website_slides/data/slide_channel_demo.xml b/addons/website_slides/data/slide_channel_demo.xml
index 78bf078a86e..54d5d1e5df8 100644
--- a/addons/website_slides/data/slide_channel_demo.xml
+++ b/addons/website_slides/data/slide_channel_demo.xml
@@ -42,6 +42,9 @@
     <record id="slide_channel_demo_2_gard2" model="slide.channel">
         <field name="name">Trees, Wood and Gardens</field>
         <field name="user_id" ref="base.user_demo"/>
+        <field name="prerequisite_channel_ids" eval="[(5, 0),
+                                                      (4, ref('website_slides.slide_channel_demo_0_gard_0')),
+                                                      (4, ref('website_slides.slide_channel_demo_1_gard1'))]"/>
         <field name="enroll">public</field>
         <field name="channel_type">documentation</field>
         <field name="allow_comment" eval="True"/>
diff --git a/addons/website_slides/models/slide_channel.py b/addons/website_slides/models/slide_channel.py
index 3568c48e215..60df5748662 100644
--- a/addons/website_slides/models/slide_channel.py
+++ b/addons/website_slides/models/slide_channel.py
@@ -359,6 +359,16 @@ class Channel(models.Model):
     can_review = fields.Boolean('Can Review', compute='_compute_action_rights', compute_sudo=False)
     can_comment = fields.Boolean('Can Comment', compute='_compute_action_rights', compute_sudo=False)
     can_vote = fields.Boolean('Can Vote', compute='_compute_action_rights', compute_sudo=False)
+    # prerequisite settings
+    prerequisite_channel_ids = fields.Many2many(
+        'slide.channel', 'slide_channel_prerequisite_slide_channel_rel', 'channel_id', 'prerequisite_channel_id',
+        string='Prerequisites', help='Prerequisite courses to complete before accessing this one.',
+        domain="[('id', '!=', id), ('visibility', '=', visibility), ('website_published', '=', website_published)]")
+    prerequisite_of_channel_ids = fields.Many2many(
+        'slide.channel', 'slide_channel_prerequisite_slide_channel_rel', 'prerequisite_channel_id', 'channel_id',
+        string='Prerequisite Of', help='Courses that have this course as prerequisite.')
+    prerequisite_user_has_completed = fields.Boolean(
+        'Has Completed Prerequisite', compute='_compute_prerequisite_user_has_completed')
 
     _sql_constraints = [
         (
@@ -540,6 +550,22 @@ class Channel(models.Model):
                 channel.can_comment = user_karma >= channel.karma_slide_comment
                 channel.can_vote = user_karma >= channel.karma_slide_vote
 
+    ######################
+    # Prerequisite Compute
+    ######################
+
+    @api.depends('prerequisite_channel_ids', 'channel_partner_ids.completed')
+    @api.depends_context('uid')
+    def _compute_prerequisite_user_has_completed(self):
+        completed_prerequisite_channels = self.env['slide.channel.partner'].sudo().search([
+            ('partner_id', '=', self.env.user.partner_id.id),
+            ('channel_id', 'in', self.prerequisite_channel_ids.ids),
+            ('completed', '=', True),
+        ]).mapped('channel_id')
+        for channel in self:
+            channel.prerequisite_user_has_completed = all(
+                channel in completed_prerequisite_channels for channel in channel.prerequisite_channel_ids)
+
     # ---------------------------------------------------------
     # ORM Overrides
     # ---------------------------------------------------------
diff --git a/addons/website_slides/static/src/js/slides_course_enroll_email.js b/addons/website_slides/static/src/js/slides_course_enroll_email.js
index 077cf58ec94..473fc1eda76 100644
--- a/addons/website_slides/static/src/js/slides_course_enroll_email.js
+++ b/addons/website_slides/static/src/js/slides_course_enroll_email.js
@@ -58,7 +58,7 @@ publicWidget.registry.websiteSlidesEnroll = publicWidget.Widget.extend({
     _openDialog: function (channelId) {
         new SlideEnrollDialog(this, {
             channelId: channelId,
-            $element: this.$el
+            $element: this.$el.closest('.alert')
         }).open();
     },
     
diff --git a/addons/website_slides/static/src/js/slides_course_prerequisite.js b/addons/website_slides/static/src/js/slides_course_prerequisite.js
new file mode 100644
index 00000000000..85b8d8fecf9
--- /dev/null
+++ b/addons/website_slides/static/src/js/slides_course_prerequisite.js
@@ -0,0 +1,24 @@
+/** @odoo-module **/
+
+import { qweb } from 'web.core';
+import publicWidget from 'web.public.widget';
+
+publicWidget.registry.websiteSlidesCoursePrerequisite = publicWidget.Widget.extend({
+    selector: '.o_wslides_js_prerequisite_course',
+
+    async start() {
+        await this._super(...arguments);
+        const channels = this.$el.data('channels');
+        this.$el.popover({
+            trigger: 'focus',
+            placement: 'bottom',
+            container: 'body',
+            html: true,
+            content: qweb.render('slide.course.prerequisite', {channels: channels}),
+        });
+    },
+});
+
+export default {
+    websiteSlidesCoursePrerequisite: publicWidget.registry.websiteSlidesCoursePrerequisite
+};
diff --git a/addons/website_slides/static/src/xml/slide_course_prerequisite.xml b/addons/website_slides/static/src/xml/slide_course_prerequisite.xml
new file mode 100644
index 00000000000..6487f0827d9
--- /dev/null
+++ b/addons/website_slides/static/src/xml/slide_course_prerequisite.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<templates>
+    <t t-name="slide.course.prerequisite">
+        <ul class="m-0 ps-3">
+            <li t-foreach="channels" t-as="channel" t-key="channel.course_id">
+                <a t-attf-href="/slides/#{channel.course_id}" t-out="channel.course_name"/>
+            </li>
+        </ul>
+    </t>
+</templates>
diff --git a/addons/website_slides/views/slide_channel_views.xml b/addons/website_slides/views/slide_channel_views.xml
index ab9df39b499..b7054d3ff50 100644
--- a/addons/website_slides/views/slide_channel_views.xml
+++ b/addons/website_slides/views/slide_channel_views.xml
@@ -98,6 +98,10 @@
                                         <field name="website_id" options="{'no_create': True}" groups="website.group_multi_website"/>
                                     </group>
                                     <group name="access_rights" string="Access Rights">
+                                        <field name="website_published" invisible="1"/>
+                                        <field name="prerequisite_channel_ids" widget="many2many_tags"/>
+                                        <field name="prerequisite_of_channel_ids" widget="many2many_tags" readonly="1"
+                                               attrs="{'invisible': [('prerequisite_of_channel_ids', '=', [])]}"/>
                                         <field name="visibility" widget="radio" options="{'horizontal': true}"/>
                                         <field name="enroll" widget="radio" options="{'horizontal': true}" attrs="{'invisible': [('visibility', '=', 'course_attendees')]}"/>
                                         <field name="upload_group_ids" widget="many2many_tags" groups="base.group_no_one"/>
diff --git a/addons/website_slides/views/website_slides_templates_course.xml b/addons/website_slides/views/website_slides_templates_course.xml
index 772c3f18aca..65b9a97f18d 100644
--- a/addons/website_slides/views/website_slides_templates_course.xml
+++ b/addons/website_slides/views/website_slides_templates_course.xml
@@ -275,37 +275,6 @@
 
 <template id="course_join">
     <div class="o_wslides_js_course_join flex-grow-1 d-grid">
-        <a t-if="not channel.is_member and channel.enroll == 'public'" role="button"
-            class="btn btn-primary o_wslides_js_course_join_link"
-            title="Start Course" aria-label="Start Course Channel" href="#"
-            t-att-data-channel-id="channel.id"
-            t-att-data-channel-enroll="channel.enroll">
-            <span class="cta-title text_small_caps">
-                Join this Course
-            </span>
-        </a>
-
-        <div t-if="not channel.is_member and channel.enroll == 'invite'" class="text-center">
-            <div t-attf-class="alert my-0 bg-100 p-2 #{'o_wslides_js_channel_enroll' if not is_public_user else ''}"
-                 t-att-data-channel-id="channel.id">
-                Private Course
-                <div t-if="is_public_user">
-                    <small>
-                        Please <a t-att-href="'/web/login?redirect=/slides/%s' % (slug(channel))">sign in</a> to contact responsible.
-                    </small>
-                </div>
-                <div t-elif="channel.has_requested_access">
-                    <small class="text-success">
-                        Request already sent
-                    </small>
-                </div>
-                <div t-else="" class="o_wslides_enroll_msg">
-                    <small>
-                        <div t-field="channel.enroll_msg"/>
-                    </small>
-                </div>
-            </div>
-        </div>
         <t t-if="channel.is_member">
             <button class="d-flex align-items-center alert my-0 px-2 px-xl-3 bg-100 w-100 o_wslides_js_channel_unsubscribe"
                     t-att-data-channel-id="channel.id"
@@ -333,6 +302,76 @@
                 </div>
             </div>
         </t>
+        <t t-elif="channel.enroll in ['public', 'invite']">
+            <div t-if="channel.prerequisite_channel_ids and not channel.prerequisite_user_has_completed"
+                 class="text-center">
+                <div class="alert my-0 bg-100">
+                    <h6>
+                        <i class="fa fa-lock"/>
+                        <span>Course Locked</span>
+                    </h6>
+                    <div>
+                        <small>
+                            Finish
+                            <a t-if="len(channel.prerequisite_channel_ids) == 1"
+                               t-attf-href="/slides/{{slug(channel.prerequisite_channel_ids[0])}}"
+                               t-out="channel.prerequisite_channel_ids[0].name"/>
+                            <a t-else="" href="#" class="o_wslides_js_prerequisite_course"
+                               t-att-data-channels="json.dumps(
+                                  [{'course_id': course.id, 'course_name': course.name}
+                                  for course in channel.prerequisite_channel_ids]
+                               )">
+                                courses
+                            </a>
+                            to unlock
+                        </small>
+                    </div>
+                    <div>
+                        <small t-if="channel.enroll == 'public'">
+                            or
+                            <a href="#" class="o_wslides_js_course_join_link"
+                               t-att-data-channel-id="channel.id"
+                               t-att-data-channel-enroll="channel.enroll">
+                                join
+                            </a> anyway.
+                        </small>
+                        <small t-else="">
+                            or <a href="#" class="o_wslides_js_channel_enroll" t-att-data-channel-id="channel.id">request</a> direct access.
+                        </small>
+                    </div>
+                </div>
+            </div>
+            <t t-else="">
+                <a t-if="channel.enroll == 'public'" role="button"
+                    class="btn btn-primary o_wslides_js_course_join_link"
+                    title="Start Course" aria-label="Start Course Channel" href="#"
+                    t-att-data-channel-id="channel.id"
+                    t-att-data-channel-enroll="channel.enroll">
+                    <span class="cta-title text_small_caps">
+                        Join this Course
+                    </span>
+                </a>
+                <div t-if="channel.enroll == 'invite'" class="text-center">
+                    <div t-attf-class="alert my-0 bg-100 p-2 #{'o_wslides_js_channel_enroll' if not is_public_user else ''}"
+                         t-att-data-channel-id="channel.id">
+                        Private Course
+                        <div t-if="is_public_user">
+                            <small>
+                                Please <a t-attf-href="/web/login?redirect=/slides/{{slug(channel)}}">sign in</a> to contact responsible.
+                            </small>
+                        </div>
+                        <div t-elif="channel.has_requested_access">
+                            <small class="text-success">
+                                Request already sent
+                            </small>
+                        </div>
+                        <div t-else="" class="o_wslides_enroll_msg">
+                            <small t-field="channel.enroll_msg"/>
+                        </div>
+                    </div>
+                </div>
+            </t>
+        </t>
     </div>
 </template>