# Page Not Found

The URL `manual-zh/tutorial/enable-authentication.html` does not exist.

You might be looking for one of these pages:
- [身份验证](https://docs.mongoing.com/security/authentication.md)
- [启用访问控制](https://docs.mongoing.com/security/enable-access-control.md)
- [权限认证机制](https://docs.mongoing.com/security/authentication/users/authentication-mechanisms.md)
- [集合管道中的文本索引](https://docs.mongoing.com/mongodb-crud-operations/text-search/text-search-in-the-aggregation-pipeline.md)
- [查询和写操作命令](https://docs.mongoing.com/can-kao/shu-ju-ku-ming-ling/query-and-write-operation-commands.md)

## How to find the correct page

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

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/security/authentication.md`)
- Use `Accept: text/markdown` header for content negotiation