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diff --git a/addons/product_expiry/wizard/confirm_expiry.py b/addons/product_expiry/wizard/confirm_expiry.py
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+++ b/addons/product_expiry/wizard/confirm_expiry.py
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+# -*- coding: utf-8 -*-
+# Part of Odoo. See LICENSE file for full copyright and licensing details.
+
+from odoo import api, fields, models, _
+
+
+class ConfirmExpiry(models.TransientModel):
+    _name = 'expiry.picking.confirmation'
+    _description = 'Confirm Expiry'
+
+    lot_ids = fields.Many2many('stock.production.lot', readonly=True, required=True)
+    picking_ids = fields.Many2many('stock.picking', readonly=True)
+    description = fields.Char('Description', compute='_compute_descriptive_fields')
+    show_lots = fields.Boolean('Show Lots', compute='_compute_descriptive_fields')
+
+    @api.depends('lot_ids')
+    def _compute_descriptive_fields(self):
+        # Shows expired lots only if we are more than one expired lot.
+        self.show_lots = len(self.lot_ids) > 1
+        if self.show_lots:
+            # For multiple expired lots, they are listed in the wizard view.
+            self.description = _(
+                "You are going to deliver some product expired lots."
+                "\nDo you confirm you want to proceed ?"
+            )
+        else:
+            # For one expired lot, its name is written in the wizard message.
+            self.description = _(
+                "You are going to deliver the product %(product_name)s, %(lot_name)s which is expired."
+                "\nDo you confirm you want to proceed ?",
+                product_name=self.lot_ids.product_id.display_name,
+                lot_name=self.lot_ids.name
+            )
+
+    def process(self):
+        picking_to_validate = self.env.context.get('button_validate_picking_ids')
+        if picking_to_validate:
+            picking_to_validate = self.env['stock.picking'].browse(picking_to_validate).with_context(skip_expired=True)
+            return picking_to_validate.button_validate()
+        return True
+
+    def process_no_expired(self):
+        """ Don't process for concerned pickings (ones with expired lots), but
+        process for all other pickings (in case of multi). """
+        # Remove `self.pick_ids` from `button_validate_picking_ids` and call
+        # `button_validate` with the subset (if any).
+        pickings_to_validate = self.env['stock.picking'].browse(self.env.context.get('button_validate_picking_ids'))
+        pickings_to_validate = pickings_to_validate - self.picking_ids
+        if pickings_to_validate:
+            return pickings_to_validate.with_context(skip_expired=True).button_validate()
+        return True