Note
This feature is currently in {% data variables.release-phases.public_preview %} and is subject to change.
Support: Organization custom instructions are currently only supported for {% data variables.copilot.copilot_chat_short %} on {% data variables.product.prodname_dotcom_the_website %}, {% data variables.copilot.copilot_code-review_short %} on {% data variables.product.prodname_dotcom_the_website %} and {% data variables.copilot.copilot_coding_agent %} on {% data variables.product.prodname_dotcom_the_website %}.