## Documentation Index

Access the complete documentation index at:
https://www.zoho.com/en-de/books/kb/llms.txt

Use this file to discover all available documentation pages before proceeding.

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# How do I set up a custom domain for my portal?

To set up a custom domain for your portal:

*   Go to **Settings** in the top right corner.
*   Click **Custom Domain** under _Organization_.
*   Click **Map Custom Domain**.

Learn how you can [map your custom domain with Zoho Books](/books/help/settings/domain-mapping.html#mapping).

**Note:** It will take up to 3 - 5 business days for your custom domain to be mapped with Zoho Books.

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