# Page Not Found

The URL `amity-sdk/core-concepts/presence-state/channel-presence` does not exist.

You might be looking for one of these pages:
- [Channel Presence](https://docs.social.plus/social-plus-sdk/core-concepts/presence-state/channel-presence.md)
- [User Presence](https://docs.social.plus/social-plus-sdk/core-concepts/presence-state/user-presence.md)
- [Heartbeat Sync](https://docs.social.plus/social-plus-sdk/core-concepts/presence-state/heartbeat-sync.md)
- [Presence State](https://docs.social.plus/social-plus-sdk/core-concepts/presence-state.md)
- [Chat Realtime Events](https://docs.social.plus/social-plus-sdk/core-concepts/realtime-events/chat-realtime-events.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.social.plus/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.social.plus/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/social-plus-sdk/core-concepts/presence-state/channel-presence.md`)
- Use `Accept: text/markdown` header for content negotiation