Repo sync

content/billing/managing-billing-for-your-products/managing-billing-for-github-copilot/about-billing-for-github-copilot.md

@@ -26,6 +26,22 @@ Subscriptions to {% data variables.product.prodname_copilot_pro %} are available
 
 If you want to try {% data variables.product.prodname_copilot_short %} before subscribing, you can use {% data variables.product.prodname_copilot_free %} for a limited experience. See [AUTOTITLE](/copilot/managing-copilot/managing-copilot-as-an-individual-subscriber/about-github-copilot-free).
 
+## Migrating between {% data variables.product.prodname_copilot_short %} plans
+
+When transitioning between different {% data variables.product.prodname_copilot_short %} plans, you may encounter situations that require support.
+
+### Trial expiration notices
+
+If you see a trial expiration notice but have an active paid subscription, this is a display issue and does not affect your access. If this persists, contact {% data variables.contact.contact_support_page %}.
+
+### Migrations requiring support assistance
+
+Some migrations cannot be completed through self-service options.
+
+* **Non-enterprise to enterprise environment migrations**: When moving from standalone {% data variables.product.prodname_copilot_short %} subscriptions to a {% data variables.product.prodname_enterprise %} environment, contact {% data variables.contact.contact_support_page %} or your account manager for assistance to avoid service interruption.
+
+* **Changing between {% data variables.product.prodname_copilot_business_short %} and {% data variables.product.prodname_copilot_enterprise_short %}**: If you need to migrate between these plans within your enterprise and the option isn't available in your "Billing & Licensing" settings, contact {% data variables.contact.contact_support_page %} or your account manager for assistance.
+
 ## Further reading
 
 * [AUTOTITLE](/copilot/about-github-copilot/subscription-plans-for-github-copilot)