diff --git a/docsource/modules180-190.rst b/docsource/modules180-190.rst
index 58aae7620e67..4c0dae210074 100644
--- a/docsource/modules180-190.rst
+++ b/docsource/modules180-190.rst
@@ -1198,7 +1198,7 @@ Module coverage 18.0 -> 19.0
 +---------------------------------------------------+----------------------+-------------------------------------------------+
 | |del| website_membership                          |                      |                                                 |
 +---------------------------------------------------+----------------------+-------------------------------------------------+
-| website_partner                                   |                      |                                                 |
+| website_partner                                   |Done                  |                                                 |
 +---------------------------------------------------+----------------------+-------------------------------------------------+
 | website_payment                                   |Done                  |                                                 |
 +---------------------------------------------------+----------------------+-------------------------------------------------+
diff --git a/openupgrade_scripts/scripts/website_partner/19.0.0.1/pre-migration.py b/openupgrade_scripts/scripts/website_partner/19.0.0.1/pre-migration.py
new file mode 100644
index 000000000000..eefc7ffbeb02
--- /dev/null
+++ b/openupgrade_scripts/scripts/website_partner/19.0.0.1/pre-migration.py
@@ -0,0 +1,25 @@
+# Copyright 2026 Tecnativa - Pedro M. Baeza
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from openupgradelib import openupgrade
+
+
+def _precreate_res_partner_is_seo_optimized(env):
+    openupgrade.add_columns(
+        env, [("res.partner", "is_seo_optimized", "boolean", False, "res_partner")]
+    )
+    openupgrade.logged_query(
+        env.cr,
+        """
+        UPDATE res_partner
+        SET is_seo_optimized = True
+        WHERE website_meta_title IS NOT NULL
+            AND website_meta_description IS NOT NULL
+            AND website_meta_keywords IS NOT NULL
+        """,
+    )
+
+
+@openupgrade.migrate()
+def migrate(env, version):
+    _precreate_res_partner_is_seo_optimized(env)
diff --git a/openupgrade_scripts/scripts/website_partner/19.0.0.1/upgrade_analysis work.txt b/openupgrade_scripts/scripts/website_partner/19.0.0.1/upgrade_analysis work.txt
new file mode 100644
index 000000000000..31b9b1b65938
--- /dev/null
+++ b/openupgrade_scripts/scripts/website_partner/19.0.0.1/upgrade_analysis work.txt	
@@ -0,0 +1,11 @@
+---Models in module 'website_partner'---
+# NOTHING TO DO
+
+---Fields in module 'website_partner'---
+website_partner / res.partner              / is_seo_optimized (boolean)    : is now stored
+# DONE: pre-migration: Pre-created and pre-computed for avoiding performance drainings
+
+---XML records in module 'website_partner'---
+NEW mail.message.subtype: website_partner.mt_partner_published (noupdate)
+NEW mail.message.subtype: website_partner.mt_partner_unpublished (noupdate)
+# NOTHING TO DO: new mail subtypes only support future partner publish/unpublish tracking.