Added mention about LTS updates in the update doc

docs/resources/contributing/report_and_follow_issues.md

@@ -17,7 +17,7 @@ If you find any, update them with your comment or additional information instead
 
     If you discover a security issue, please don't report it through regular channels, but instead take a look at the [Security section](reporting_issues.md).
 
-If you have an [[= product_name =]] subscription, report your issues through the [support portal](https://support.ibexa.co) instead of JIRA.
+If you have an [[= product_name =]] subscription, report your issues through the [service portal](https://support.ibexa.co) instead of JIRA.
 This ensures the issue can be quickly prioritized according to its impact.
 
 If you cannot find an existing ticket matching what your issue, you can create a new one.

docs/resources/release_process_and_roadmap.md

@@ -60,4 +60,4 @@ Distribution files of [[= product_name_base =]] three editions are as follows:
 [[= product_name_base =]]'s support and maintenance services specific to each release are only available from a given start date until an end date.
 The time in between the start and end dates is what [[= product_name_base =]] calls the product's **Service Life**.
 
-You can find the specific dates of service life for each release on [[= product_name_base =]] [support portal service life page](https://support.ibexa.co/Public/Service-Life).
+You can find the specific dates of service life for each release on [[= product_name_base =]] [service life page](https://support.ibexa.co/Public/Service-Life).

docs/snippets/update/notify_support.md

@@ -1,6 +1,6 @@
 ## Notify support
 
-Please tell support that you have updated your installation.
-They update your support portal to match the new version.
+Inform the support team that you have updated your installation.
+They update your service portal to match the new version.
 This ensures that you receive notifications about new maintenance releases and security advisories for the correct version.
-You can contact support at [email protected] or through your [Support portal](https://support.ibexa.co).
+You can contact the support team at [email protected] or through your [Service portal](https://support.ibexa.co).

docs/update_and_migration/from_4.6/update_from_4.6.md

@@ -292,4 +292,25 @@ There are no additional update steps to execute.
 
 ## v4.6.18
 
-No additional steps needed.
+No additional steps needed.
+
+[[% include 'snippets/update/notify_support.md' %]]
+
+With the product updated to the latest version, you can now finish the update process or proceed to updating the LTS Updates packages.
+
+## LTS Updates
+
+[LTS Updates](editions.md#lts-updates) are standalone packages with their own update procedures.
+To use the [latest features](ibexa_dxp_v4.6.md) added to them, update them separately with the following commands:
+
+=== "AI actions"
+
+    ```bash
+    composer require ibexa/connector-ai:[[= latest_tag_4_6 =]] ibexa/connector-openai:[[= latest_tag_4_6 =]]
+    ```
+
+=== "Date and time attribute"
+
+    ```bash
+    composer require ibexa/product-catalog-date-time-attribute[[= latest_tag_4_6 =]]
+    ```