diff --git a/addons/auth_oauth/views/res_config_settings_views.xml b/addons/auth_oauth/views/res_config_settings_views.xml
index adc1c0ffee951452cf6d9713dd91310b646126da..09657470146fe2ca25e83c681433c57df9c1ece2 100644
--- a/addons/auth_oauth/views/res_config_settings_views.xml
+++ b/addons/auth_oauth/views/res_config_settings_views.xml
@@ -27,7 +27,7 @@
                                     <label for="auth_oauth_google_client_id" string="Client ID:" class="col-lg-3 o_light_label"/>
                                     <field name="auth_oauth_google_client_id" placeholder="e.g. 1234-xyz.apps.googleusercontent.com"/>
                                 </div>
-                                <a href="https://www.odoo.com/documentation/user/online/general/auth/google.html" target="_blank"><i class="fa fa-fw fa-arrow-right"/>Tutorial</a>
+                                <a href="https://www.odoo.com/documentation/13.0/applications/general/auth/google.html" target="_blank"><i class="fa fa-fw fa-arrow-right"/>Tutorial</a>
                             </div>
                         </div>
                     </div>
diff --git a/addons/base_import/static/src/xml/base_import.xml b/addons/base_import/static/src/xml/base_import.xml
index d725ee7ed3c6d543b91f318e028c9ac6d984e40d..9f2937e911a232897595420393259dfdbb610f49 100644
--- a/addons/base_import/static/src/xml/base_import.xml
+++ b/addons/base_import/static/src/xml/base_import.xml
@@ -99,7 +99,7 @@
                             <i class="fa fa-download"/> <span><t t-esc="template.label"/></span>
                         </a>
                     </div>
-                    <a href="https://www.odoo.com/documentation/user/13.0/general/base_import/import_faq.html" target="new">Import FAQ</a>
+                    <a href="https://www.odoo.com/documentation/13.0/applications/general/base_import/import_faq.html" target="new">Import FAQ</a>
                 </div>
             </div>
         </form>
diff --git a/addons/google_calendar/views/res_config_settings_views.xml b/addons/google_calendar/views/res_config_settings_views.xml
index a1f3f2b20a940511e633f3ee4ae57b8edc5ec6d8..4e66ac6f9e2fd4ccc9660845edde351af4be6fc7 100644
--- a/addons/google_calendar/views/res_config_settings_views.xml
+++ b/addons/google_calendar/views/res_config_settings_views.xml
@@ -13,7 +13,7 @@
                             <label for="cal_client_secret" string="Client Secret" class="col-3 col-lg-3 o_light_label"/>
                             <field name="cal_client_secret" password="True" nolabel="1"/>
                         </div>
-                        <a href="https://www.odoo.com/documentation/user/13.0/crm/optimize/google_calendar_credentials.html" class="oe-link" target="_blank"><i class="fa fa-fw fa-arrow-right"/>Tutorial</a>
+                        <a href="https://www.odoo.com/documentation/13.0/applications/sales/crm/optimize/google_calendar_credentials.html" class="oe-link" target="_blank"><i class="fa fa-fw fa-arrow-right"/>Tutorial</a>
                     </div>
                 </div>
             </field>
diff --git a/addons/hw_posbox_homepage/views/layout.html b/addons/hw_posbox_homepage/views/layout.html
index 342c1f08334e8705cb4f6ad5a852238adc277355..8cdda6eab37c1dbc7bf91695fdc3d174554b16c6 100644
--- a/addons/hw_posbox_homepage/views/layout.html
+++ b/addons/hw_posbox_homepage/views/layout.html
@@ -137,7 +137,7 @@
         </div>
         <div class="footer">
             <a href='https://www.odoo.com/help'>Help</a>
-            <a href='https://www.odoo.com/documentation/user/13.0/iot.html'>Documentation</a>
+            <a href='https://www.odoo.com/documentation/13.0/applications/productivity/iot.html'>Documentation</a>
         </div>
     </body>
 </html>
diff --git a/addons/hw_posbox_homepage/views/upgrade_page.html b/addons/hw_posbox_homepage/views/upgrade_page.html
index 0c87fc62d783a29779cc8929544e717affee87e3..54810c092fdba72913799683f85d3b1d9c020162 100644
--- a/addons/hw_posbox_homepage/views/upgrade_page.html
+++ b/addons/hw_posbox_homepage/views/upgrade_page.html
@@ -73,7 +73,7 @@
         However the preferred method to upgrade the IoTBox is to flash the sd-card with
         the <a href='http://nightly.odoo.com/master/posbox/iotbox/iotbox-latest.zip'>latest image</a>. The upgrade
         procedure is explained into to the
-        <a href='https://www.odoo.com/documentation/user/13.0/iot.html'>IoTBox manual</a>
+        <a href='https://www.odoo.com/documentation/13.0/applications/productivity/iot.html'>IoTBox manual</a>
     </p>
     <p>
         To upgrade the IoTBox, click on the upgrade button. The upgrade will take a few minutes. <b>Do not reboot</b> the IoTBox during the upgrade.
diff --git a/addons/l10n_cl/__manifest__.py b/addons/l10n_cl/__manifest__.py
index 6fcad7edbc8365ed845436b56803656a6ccecd3a..12d98347a206168cc8db89acb631d15464d5b9c1 100644
--- a/addons/l10n_cl/__manifest__.py
+++ b/addons/l10n_cl/__manifest__.py
@@ -9,7 +9,7 @@ Chilean accounting chart and tax localization.
 Plan contable chileno e impuestos de acuerdo a disposiciones vigentes
     """,
     'author': 'Blanco Martín & Asociados',
-    'website': 'https://www.odoo.com/documentation/user/13.0/accounting/fiscal_localizations/localizations/chile.html',
+    'website': 'https://www.odoo.com/documentation/13.0/applications/finance/accounting/fiscal_localizations/localizations/chile.html',
     'category': 'Localization',
     'depends': [
         'contacts',
diff --git a/addons/payment/views/payment_acquirer_onboarding_templates.xml b/addons/payment/views/payment_acquirer_onboarding_templates.xml
index c2e68bb19d40efd3eb94e9d42a652f754834308d..677d4072210a2b7f0f9f6c5ad5a4a190bf20fedd 100644
--- a/addons/payment/views/payment_acquirer_onboarding_templates.xml
+++ b/addons/payment/views/payment_acquirer_onboarding_templates.xml
@@ -45,7 +45,7 @@
                                     <span>Start selling directly without an account; an email will be sent by Paypal to create your new account and collect your payments.</span>
                                 </p>
                                 <p attrs="{'invisible': [('paypal_user_type', '=', 'new_user')]}">
-                                    <a href="https://www.odoo.com/documentation/user/13.0/ecommerce/shopper_experience/paypal.html" target="_blank">
+                                    <a href="https://www.odoo.com/documentation/13.0/applications/general/payment_acquirers/paypal.html" target="_blank">
                                         <span class="fa fa-arrow-right"> How to configure your PayPal account</span>
                                     </a>
                                 </p>
diff --git a/addons/payment_authorize/views/payment_views.xml b/addons/payment_authorize/views/payment_views.xml
index 622c35b960852a22236fc53f599a32afbc2f6f31..f4bb3cfed493903961cffa5a0e6950e3def35e12 100644
--- a/addons/payment_authorize/views/payment_views.xml
+++ b/addons/payment_authorize/views/payment_views.xml
@@ -15,7 +15,7 @@
                             <field name="authorize_client_key" password="True"/>
                             <button class="oe_link" icon="fa-refresh" type="object" name="action_client_secret" string="Generate Client Key" />
                         </div>
-                        <a colspan="2" href="https://www.odoo.com/documentation/user/online/ecommerce/shopper_experience/authorize.html" target="_blank">How to get paid with Authorize.Net</a>
+                        <a colspan="2" href="https://www.odoo.com/documentation/13.0/applications/general/payment_acquirers/authorize.html" target="_blank">How to get paid with Authorize.Net</a>
                     </group>
                 </xpath>
             </field>
diff --git a/addons/payment_paypal/views/payment_views.xml b/addons/payment_paypal/views/payment_views.xml
index 118375b2b626c4b04141af45f3e96d2536e78d93..a47cbf291143109e191a40cbdc93b0d84d4d31cd 100644
--- a/addons/payment_paypal/views/payment_views.xml
+++ b/addons/payment_paypal/views/payment_views.xml
@@ -13,7 +13,7 @@
                         <field name="paypal_seller_account"/>
                         <field name="paypal_pdt_token"/>
                         <field name="paypal_use_ipn" attrs="{'required':[ ('provider', '=', 'paypal'), ('state', '!=', 'disabled')]}"/>
-                        <a colspan="2" href="https://www.odoo.com/documentation/user/online/ecommerce/shopper_experience/paypal.html" target="_blank">How to configure your paypal account?</a>
+                        <a colspan="2" href="https://www.odoo.com/documentation/13.0/applications/general/payment_acquirers/paypal.html" target="_blank">How to configure your paypal account?</a>
                     </group>
                 </xpath>
             </field>
diff --git a/addons/point_of_sale/views/pos_config_view.xml b/addons/point_of_sale/views/pos_config_view.xml
index de3bb2ef6e6228075d417a29c0104d444dbb1ce2..c79ebf4d50c4a87fea477fad58c62789a411253f 100644
--- a/addons/point_of_sale/views/pos_config_view.xml
+++ b/addons/point_of_sale/views/pos_config_view.xml
@@ -289,7 +289,9 @@
                                     <div class="mt16">
                                         <field name="iface_tax_included" class="o_light_label" widget="radio"/>
                                     </div>
-                                    <a attrs="{'invisible': [('iface_tax_included', '!=', 'total')]}" href="https://www.odoo.com/documentation/user/13.0/accounting/others/taxes/tax_included.html"  target="_blank" class="oe-link"><i class="fa fa-fw fa-arrow-right"/>How to manage tax-included prices</a>
+                                    <a attrs="{'invisible': [('iface_tax_included', '!=', 'total')]}"
+                                        href="https://www.odoo.com/documentation/13.0/applications/finance/accounting/taxation/taxes/B2B_B2C.html"
+                                        target="_blank" class="oe-link"><i class="fa fa-fw fa-arrow-right"/>How to manage tax-included prices</a>
                                 </div>
                             </div>
                         </div>
diff --git a/addons/web/static/src/js/chrome/user_menu.js b/addons/web/static/src/js/chrome/user_menu.js
index ffc23e532738c0bca9b489c173dc306653bc7ed7..f2e94ee9d423c4f8366ec6c73110ccc7b2063437 100644
--- a/addons/web/static/src/js/chrome/user_menu.js
+++ b/addons/web/static/src/js/chrome/user_menu.js
@@ -79,7 +79,7 @@ var UserMenu = Widget.extend({
      * @private
      */
     _onMenuDocumentation: function () {
-        window.open('https://www.odoo.com/documentation/user', '_blank');
+        window.open('https://www.odoo.com/documentation/13.0', '_blank');
     },
     /**
      * @private
diff --git a/addons/web_unsplash/static/src/xml/unsplash_image_widget.xml b/addons/web_unsplash/static/src/xml/unsplash_image_widget.xml
index 5610e977b9b1f3bab9c2c6891fe6e6a834638aad..58e7257a40ba807ab926a433e4c46eba205824a9 100644
--- a/addons/web_unsplash/static/src/xml/unsplash_image_widget.xml
+++ b/addons/web_unsplash/static/src/xml/unsplash_image_widget.xml
@@ -49,11 +49,12 @@
         <div class="form-group mt-4 access_key_box">
             <input type="text" class="form-control w-100" id="accessKeyInput" placeholder="Paste your access key here"/>
         </div>
-        <a href="https://www.odoo.com/documentation/user/general/unsplash/unsplash_access_key.html" target="_blank"><i class="fa fa-arrow-right"/> Generate an access key</a>
+        <a href="https://www.odoo.com/documentation/13.0/applications/general/unsplash/unsplash_access_key.html" target="_blank"><i class="fa fa-arrow-right"/> Generate an access key</a>
         <div class="form-group mt-4 access_key_box">
             <input type="text" class="form-control w-100" id="appIdInput" placeholder="Paste your application ID here"/>
         </div>
-        <a href="https://www.odoo.com/documentation/user/general/unsplash/unsplash_application_id.html" target="_blank"><i class="fa fa-arrow-right"/> How to find my Unsplash Application ID?</a>
+        <a href="https://www.odoo.com/documentation/13.0/applications/general/unsplash/unsplash_application_id.html" target="_blank">
+            <i class="fa fa-arrow-right"/> How to find my Unsplash Application ID?</a>
         <button type="button" class="btn btn-primary btn-block mt-4 save_unsplash">Apply</button>
     </div>
 </t>
diff --git a/addons/web_unsplash/views/res_config_settings_view.xml b/addons/web_unsplash/views/res_config_settings_view.xml
index b09a3370c2dd9c36245b9ada8f8fefc733f89138..4911d258fe02922c81028bf532b33be42749742a 100644
--- a/addons/web_unsplash/views/res_config_settings_view.xml
+++ b/addons/web_unsplash/views/res_config_settings_view.xml
@@ -12,7 +12,7 @@
                         <field name="unsplash_access_key"/>
                     </div>
                     <div>
-                        <a href="https://www.odoo.com/documentation/user/general/unsplash/unsplash_access_key.html" class="oe_link" target="_blank">
+                        <a href="https://www.odoo.com/documentation/13.0/applications/general/unsplash/unsplash_access_key.html" class="oe_link" target="_blank">
                             <i class="fa fa-arrow-right"/> Generate an Access Key
                         </a>
                     </div>
diff --git a/addons/website/static/src/xml/website.backend.xml b/addons/website/static/src/xml/website.backend.xml
index 1063de39fed769f11253031d3f894d1d5fe51c8b..163324af6a824d21b7424d8112f4d271ad4f4127 100644
--- a/addons/website/static/src/xml/website.backend.xml
+++ b/addons/website/static/src/xml/website.backend.xml
@@ -62,13 +62,13 @@
 
     <div t-name="website.ga_dialog_content">
         Your Tracking ID: <input type="text" name="ga_analytics_key" placeholder="UA-XXXXXXXX-Y" t-att-value="ga_analytics_key" style="width: 100%"></input>
-        <a href="https://www.odoo.com/documentation/user/online/website/optimize/google_analytics.html" target="_blank">
+        <a href="https://www.odoo.com/documentation/13.0/applications/websites/website/optimize/google_analytics.html" target="_blank">
             <i class="fa fa-arrow-right"/>
             How to get my Tracking ID
         </a>
         <br/><br/>
         Your Client ID: <input type="text" name="ga_client_id" t-att-value="ga_key" style="width: 100%"></input>
-        <a href="https://www.odoo.com/documentation/user/online/website/optimize/google_analytics_dashboard.html" target="_blank">
+        <a href="https://www.odoo.com/documentation/13.0/applications/websites/website/optimize/google_analytics_dashboard.html" target="_blank">
             <i class="fa fa-arrow-right"/>
             How to get my Client ID
         </a>
diff --git a/addons/website/views/res_config_settings_views.xml b/addons/website/views/res_config_settings_views.xml
index 5a44097e926675dfce8281bfec527ad8752a4dd5..24c0e95725196715a8df660a59711940e74f262b 100644
--- a/addons/website/views/res_config_settings_views.xml
+++ b/addons/website/views/res_config_settings_views.xml
@@ -158,7 +158,7 @@
                                         </div>
                                     </div>
                                     <div attrs="{'invisible': [('has_google_analytics', '=', False)]}">
-                                        <a href="https://www.odoo.com/documentation/user/13.0/website/optimize/google_analytics.html"
+                                        <a href="https://www.odoo.com/documentation/13.0/applications/websites/website/optimize/google_analytics.html"
                                                 class="oe_link" target="_blank">
                                             <i class="fa fa-arrow-right"/>
                                             How to get my Tracking ID
@@ -187,7 +187,7 @@
                                         </div>
                                     </div>
                                     <div attrs="{'invisible': [('has_google_analytics_dashboard', '=', False)]}">
-                                        <a href="https://www.odoo.com/documentation/user/online/website/optimize/google_analytics_dashboard.html"
+                                        <a href="https://www.odoo.com/documentation/13.0/applications/websites/website/optimize/google_analytics_dashboard.html"
                                             class="oe_link" target="_blank">
                                             <i class="fa fa-arrow-right"/>
                                             How to get my Client ID
diff --git a/odoo/addons/base/models/res_users.py b/odoo/addons/base/models/res_users.py
index fcf169d6e12b5d4f745df355ad26bf8aa5a68af8..0064187b88f1ea1460aed2560ebeb947be1865ec 100644
--- a/odoo/addons/base/models/res_users.py
+++ b/odoo/addons/base/models/res_users.py
@@ -876,7 +876,7 @@ class Users(models.Model):
                     "and *might* be a proxy. If your Odoo is behind a proxy, "
                     "it may be mis-configured. Check that you are running "
                     "Odoo in Proxy Mode and that the proxy is properly configured, see "
-                    "https://www.odoo.com/documentation/13.0/setup/deploy.html#https for details.",
+                    "https://www.odoo.com/documentation/13.0/administration/deployment/deploy.html#https for details.",
                     source
                 )
             raise AccessDenied(_("Too many login failures, please wait a bit before trying again."))
diff --git a/odoo/http.py b/odoo/http.py
index 7da1e31f8c118925a8ab7882b9d8733cbf43914b..a4378245ed2ca0b54cdd7144f4ec0882999472a0 100644
--- a/odoo/http.py
+++ b/odoo/http.py
@@ -784,7 +784,7 @@ class HttpRequest(WebRequest):
 
 Odoo URLs are CSRF-protected by default (when accessed with unsafe
 HTTP methods). See
-https://www.odoo.com/documentation/13.0/reference/http.html#csrf for
+https://www.odoo.com/documentation/13.0/developer/reference/http.html#csrf for
 more details.
 
 * if this endpoint is accessed through Odoo via py-QWeb form, embed a CSRF