diff --git a/addons/mail/models/mail_render_mixin.py b/addons/mail/models/mail_render_mixin.py
index c12f5cf785f..9e8d2cff87d 100644
--- a/addons/mail/models/mail_render_mixin.py
+++ b/addons/mail/models/mail_render_mixin.py
@@ -53,25 +53,6 @@ class MailRenderMixin(models.AbstractModel):
              "that provides the appropriate language, e.g. {{ object.partner_id.lang }}.")
     # rendering context
     render_model = fields.Char("Rendering Model", compute='_compute_render_model', store=False)
-    # expression builder
-    model_object_field = fields.Many2one(
-        'ir.model.fields', string="Field", store=False,
-        help="Select target field from the related document model.\n"
-             "If it is a relationship field you will be able to select "
-             "a target field at the destination of the relationship.")
-    sub_object = fields.Many2one(
-        'ir.model', 'Sub-model', readonly=True, store=False,
-        help="When a relationship field is selected as first field, "
-             "this field shows the document model the relationship goes to.")
-    sub_model_object_field = fields.Many2one(
-        'ir.model.fields', 'Sub-field', store=False,
-        help="When a relationship field is selected as first field, "
-             "this field lets you select the target field within the "
-             "destination document model (sub-model).")
-    null_value = fields.Char('Default Value', store=False, help="Optional value to use if the target field is empty")
-    copyvalue = fields.Char(
-        'Placeholder Expression', store=False,
-        help="Final placeholder expression, to be copy-pasted in the desired template field.")
 
     def _compute_render_model(self):
         """ Give the target model for rendering. Void by default as models
@@ -79,27 +60,6 @@ class MailRenderMixin(models.AbstractModel):
         model. """
         self.render_model = False
 
-    @api.onchange('model_object_field', 'sub_model_object_field', 'null_value')
-    def _onchange_dynamic_placeholder(self):
-        """ Generate the dynamic placeholder """
-        if self.model_object_field:
-            if self.model_object_field.ttype in ['many2one', 'one2many', 'many2many']:
-                model = self.env['ir.model']._get(self.model_object_field.relation)
-                if model:
-                    self.sub_object = model.id
-                    sub_field_name = self.sub_model_object_field.name
-                    self.copyvalue = self._build_expression(self.model_object_field.name,
-                                                            sub_field_name, self.null_value or False)
-            else:
-                self.sub_object = False
-                self.sub_model_object_field = False
-                self.copyvalue = self._build_expression(self.model_object_field.name, False, self.null_value or False)
-        else:
-            self.sub_object = False
-            self.copyvalue = False
-            self.sub_model_object_field = False
-            self.null_value = False
-
     @api.model
     def _build_expression(self, field_name, sub_field_name, null_value):
         """Returns a placeholder expression for use in a template field,
diff --git a/addons/mail/views/mail_template_views.xml b/addons/mail/views/mail_template_views.xml
index 1817cf35c69..ee814dba4d2 100644
--- a/addons/mail/views/mail_template_views.xml
+++ b/addons/mail/views/mail_template_views.xml
@@ -81,18 +81,6 @@
                                     <field name="report_name" attrs="{'invisible':[('report_template','=',False)]}"/>
                                 </group>
                             </page>
-                            <page string="Dynamic Placeholder Generator" name="dynamic_placeholder_generator">
-                                <group>
-                                    <field name="model_object_field"
-                                            domain="[('model_id','=',model_id),('ttype','!=','one2many'),('ttype','!=','many2many')]"/>
-                                    <field name="sub_object" readonly="1"/>
-                                    <field name="sub_model_object_field"
-                                            domain="[('model_id','=',sub_object),('ttype','!=','one2many'),('ttype','!=','many2many')]"
-                                            attrs="{'readonly':[('sub_object','=',False)],'required':[('sub_object','!=',False)]}"/>
-                                    <field name="null_value"/>
-                                    <field name="copyvalue"/>
-                                </group>
-                            </page>
                         </notebook>
                        </sheet>
                 </form>
diff --git a/addons/mass_mailing/views/mailing_mailing_views.xml b/addons/mass_mailing/views/mailing_mailing_views.xml
index 612eca0a4fa..c259ebe3e93 100644
--- a/addons/mass_mailing/views/mailing_mailing_views.xml
+++ b/addons/mass_mailing/views/mailing_mailing_views.xml
@@ -256,21 +256,6 @@
                                     </div>
                                 </div>
                             </page>
-                            <page string="Dynamic Placeholder Generator"
-                                name="dynamic_placeholder_generator"
-                                groups="base.group_no_one">
-                                <group>
-                                    <field name="model_object_field" attrs="{'invisible': True}"/>
-                                    <field name="model_object_field"
-                                        domain="[('model_id','=',mailing_model_real),('ttype','!=','one2many'),('ttype','!=','many2many')]"/>
-                                    <field name="sub_object" readonly="1"/> 
-                                    <field name="sub_model_object_field" 
-                                        domain="[('model_id','=',sub_object),('ttype','!=','one2many'),('ttype','!=','many2many')]"
-                                        attrs="{'readonly':[('sub_object','=',False)],'required':[('sub_object','!=',False)]}"/>
-                                    <field name="null_value"/>
-                                    <field name="copyvalue"/>
-                                </group>
-                            </page>
                             <page string="A/B Tests" name="ab_testing">
                                 <group>
                                     <group>
@@ -479,12 +464,6 @@
                         </div>
                     </page>
                 </xpath>
-                <xpath expr="//notebook/page[@name='dynamic_placeholder_generator']" position="inside">
-                    <group/>
-                </xpath>
-                <xpath expr="//notebook/page[@name='dynamic_placeholder_generator']/group[2]" position="inside">
-                    <xpath expr="//notebook/page[@name='dynamic_placeholder_generator']/group[1]" position="move"/>
-                </xpath>
                 <xpath expr="//sheet" position="replace"/>
             </field>
         </record>
diff --git a/addons/sms/views/sms_template_views.xml b/addons/sms/views/sms_template_views.xml
index e18d17645d7..8f2a20e5081 100644
--- a/addons/sms/views/sms_template_views.xml
+++ b/addons/sms/views/sms_template_views.xml
@@ -52,18 +52,6 @@
                                 <field name="body" widget="sms_widget" nolabel="1"/>
                             </group>
                         </page>
-                        <page string="Dynamic Placeholder Generator" name="dynamic_placeholder_generator" groups="base.group_no_one">
-                            <group>
-                                <field name="model_object_field"
-                                        domain="[('model_id','=',model_id),('ttype','!=','one2many'),('ttype','!=','many2many')]"/>
-                                <field name="sub_object" readonly="1"/>
-                                <field name="sub_model_object_field"
-                                        domain="[('model_id','=',sub_object),('ttype','!=','one2many'),('ttype','!=','many2many')]"
-                                        attrs="{'readonly':[('sub_object','=',False)],'required':[('sub_object','!=',False)]}"/>
-                                <field name="null_value"/>
-                                <field name="copyvalue"/>
-                            </group>
-                        </page>
                     </notebook>
                 </sheet>
             </form>