diff --git a/odoo/addons/base/i18n/base.pot b/odoo/addons/base/i18n/base.pot
index 2f11cc7427c..198c0fa7b7d 100644
--- a/odoo/addons/base/i18n/base.pot
+++ b/odoo/addons/base/i18n/base.pot
@@ -31914,6 +31914,15 @@ msgstr ""
 msgid "You cannot delete the %s record."
 msgstr ""
 
+#. module: base
+#. odoo-python
+#: code:addons/base/models/res_users.py:0
+#, python-format
+msgid ""
+"You cannot delete the admin user because it is utilized in various places "
+"(such as security configurations,...). Instead, archive it."
+msgstr ""
+
 #. module: base
 #. odoo-python
 #: code:addons/base/models/res_lang.py:0
diff --git a/odoo/addons/base/models/res_users.py b/odoo/addons/base/models/res_users.py
index 141aeec193e..49faa4d71ab 100644
--- a/odoo/addons/base/models/res_users.py
+++ b/odoo/addons/base/models/res_users.py
@@ -701,6 +701,9 @@ class Users(models.Model):
         default_user_template = self.env.ref('base.default_user', False)
         if SUPERUSER_ID in self.ids:
             raise UserError(_('You can not remove the admin user as it is used internally for resources created by Odoo (updates, module installation, ...)'))
+        user_admin = self.env.ref('base.user_admin', raise_if_not_found=False)
+        if user_admin and user_admin in self:
+            raise UserError(_('You cannot delete the admin user because it is utilized in various places (such as security configurations,...). Instead, archive it.'))
         self.env.registry.clear_cache()
         if (portal_user_template and portal_user_template in self) or (default_user_template and default_user_template in self):
             raise UserError(_('Deleting the template users is not allowed. Deleting this profile will compromise critical functionalities.'))