> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://zuora.ferndocs.com/docs/releases/end-of-support/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://zuora.ferndocs.com/_mcp/server.

# End of support

## Docs

- [Subscribe and Amend: maintenance](https://zuora.ferndocs.com/docs/releases/end-of-support/subscribe-and-amend-maintenance.md): Find additional details about maintenance mode for Subscribe and Amend object model and APIs.
- [Invoice Adjustments, Invoice Item Adjustments,Credit Balance Adjustments, and Payment Objects: maintenance](https://zuora.ferndocs.com/docs/releases/end-of-support/invoice-adjustments-invoice-item-adjustmentscredit-balance-adjustments-and-payment-objects-maintenance.md): Find additional details about maintenance mode for Invoice Adjustments, Invoice Item Adjustments, Credit Balance Adjustments, and related payment objects.
- [Subscriber portal: maintenance](https://zuora.ferndocs.com/docs/releases/end-of-support/subscriber-portal-maintenance.md): Find additional details about maintenance mode for Subscriber Portal feature.