diff --git a/addons/website_slides/controllers/main.py b/addons/website_slides/controllers/main.py
index 69de0219d71..4d37870eccd 100644
--- a/addons/website_slides/controllers/main.py
+++ b/addons/website_slides/controllers/main.py
@@ -121,7 +121,6 @@ class WebsiteSlides(WebsiteProfile):
         return slide._compute_quiz_info(request.env.user.partner_id, quiz_done=quiz_done)[slide.id]
 
     def _get_slide_quiz_data(self, slide):
-        slide_completed = slide.user_membership_id.sudo().completed
         values = {
             'slide_questions': [{
                 'id': question.id,
@@ -129,7 +128,7 @@ class WebsiteSlides(WebsiteProfile):
                 'answer_ids': [{
                     'id': answer.id,
                     'text_value': answer.text_value,
-                    'is_correct': answer.is_correct if slide_completed or request.website.is_publisher() else None,
+                    'is_correct': answer.is_correct if slide.user_has_completed or request.website.is_publisher() else None,
                     'comment': answer.comment if request.website.is_publisher else None
                 } for answer in question.sudo().answer_ids],
             } for question in slide.question_ids]
@@ -958,7 +957,7 @@ class WebsiteSlides(WebsiteProfile):
             return fetch_res
         slide = fetch_res['slide']
 
-        if slide.user_membership_id.sudo().completed:
+        if slide.user_has_completed:
             self._channel_remove_session_answers(slide.channel_id, slide)
             return {'error': 'slide_quiz_done'}
 
@@ -992,7 +991,7 @@ class WebsiteSlides(WebsiteProfile):
                     'comment': answer.comment
                 } for answer in user_answers
             },
-            'completed': slide.user_membership_id.sudo().completed,
+            'completed': slide.user_has_completed,
             'channel_completion': slide.channel_id.completion,
             'quizKarmaWon': quiz_info['quiz_karma_won'],
             'quizKarmaGain': quiz_info['quiz_karma_gain'],
diff --git a/addons/website_slides/models/slide_slide.py b/addons/website_slides/models/slide_slide.py
index ed99cfd752a..74ada83cee0 100644
--- a/addons/website_slides/models/slide_slide.py
+++ b/addons/website_slides/models/slide_slide.py
@@ -116,6 +116,9 @@ class Slide(models.Model):
         'slide.slide.partner', string="Subscriber information",
         compute='_compute_user_membership_id', compute_sudo=False,
         help="Subscriber information for the current logged in user")
+    # current user membership
+    user_vote = fields.Integer('User vote', compute='_compute_user_membership_id', compute_sudo=False)
+    user_has_completed = fields.Boolean('Is Member', compute='_compute_user_membership_id', compute_sudo=False)
     # Quiz related fields
     question_ids = fields.One2many("slide.question", "slide_id", string="Questions")
     questions_count = fields.Integer(string="Numbers of Questions", compute='_compute_questions_count')
@@ -183,7 +186,6 @@ class Slide(models.Model):
     date_published = fields.Datetime('Publish Date', readonly=True, tracking=False)
     likes = fields.Integer('Likes', compute='_compute_like_info', store=True, compute_sudo=False)
     dislikes = fields.Integer('Dislikes', compute='_compute_like_info', store=True, compute_sudo=False)
-    user_vote = fields.Integer('User vote', compute='_compute_user_membership_id', compute_sudo=False)
     embed_code = fields.Html('Embed Code', readonly=True, compute='_compute_embed_code', sanitize=False)
     embed_code_external = fields.Html('External Embed Code', readonly=True, compute='_compute_embed_code', sanitize=False,
         help="Same as 'Embed Code' but used to embed the content on an external website.")
@@ -292,36 +294,6 @@ class Slide(models.Model):
             slide.likes = mapped_data_like.get(slide.id, 0)
             slide.dislikes = mapped_data_dislike.get(slide.id, 0)
 
-    @api.depends('slide_partner_ids.vote')
-    @api.depends_context('uid')
-    def _compute_user_info(self):
-        """ Deprecated. Now computed directly by _compute_user_membership_id
-        for user_vote and _compute_like_info for likes / dislikes. Remove me in
-        master. """
-        default_stats = {'likes': 0, 'dislikes': 0, 'user_vote': False}
-
-        if not self.ids:
-            self.update(default_stats)
-            return
-
-        slide_data = dict.fromkeys(self.ids, default_stats)
-        slide_partners = self.env['slide.slide.partner'].sudo().search([
-            ('slide_id', 'in', self.ids)
-        ])
-
-        for slide_partner in slide_partners:
-            if slide_partner.vote == 1:
-                slide_data[slide_partner.slide_id.id]['likes'] += 1
-                if slide_partner.partner_id == self.env.user.partner_id:
-                    slide_data[slide_partner.slide_id.id]['user_vote'] = 1
-            elif slide_partner.vote == -1:
-                slide_data[slide_partner.slide_id.id]['dislikes'] += 1
-                if slide_partner.partner_id == self.env.user.partner_id:
-                    slide_data[slide_partner.slide_id.id]['user_vote'] = -1
-
-        for slide in self:
-            slide.update(slide_data[slide.id])
-
     @api.depends('slide_partner_ids.slide_id')
     def _compute_slide_views(self):
         # TODO awa: tried compute_sudo, for some reason it doesn't work in here...
@@ -412,7 +384,7 @@ class Slide(models.Model):
             else:
                 slide.slide_type = False
 
-    @api.depends('slide_partner_ids.partner_id', 'slide_partner_ids.vote')
+    @api.depends('slide_partner_ids.partner_id', 'slide_partner_ids.vote', 'slide_partner_ids.completed')
     @api.depends('uid')
     def _compute_user_membership_id(self):
         slide_partners = self.env['slide.slide.partner'].sudo().search([
@@ -426,6 +398,7 @@ class Slide(models.Model):
                 self.env['slide.slide.partner']
             )
             record.user_vote = record.user_membership_id.vote
+            record.user_has_completed = record.user_membership_id.completed
 
     @api.depends('slide_category', 'google_drive_id', 'video_source_type', 'youtube_id')
     def _compute_embed_code(self):