> ## Documentation Index
> Fetch the complete documentation index at: https://docs.sendrealm.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Update Audience Property

Update an audience property's key, type, or SDK write policy.

Use `sdk_writable: true` for app-observed values such as preferences or
onboarding state. Leave it false for authoritative server contact properties.