# Page Not Found

The URL `installation-setup/installation/ubuntu-linux` does not exist.

You might be looking for one of these pages:
- [Linux (Ubuntu / CentOS)](https://docs.ngsurvey.com/installation-setup/installation/linux-ubuntu-centos.md)
- [Enterprise Edition Installation](https://docs.ngsurvey.com/installation-setup/installation.md)
- [Linux SSL](https://docs.ngsurvey.com/installation-setup/installation/linux-ubuntu-centos/linux-ssl.md)
- [ZIP Archive](https://docs.ngsurvey.com/installation-setup/installation/zip-archive.md)
- [Active Directory](https://docs.ngsurvey.com/installation-setup/installation/active-directory.md)

## How to find the correct page

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

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/installation-setup/installation/linux-ubuntu-centos.md`)
- Use `Accept: text/markdown` header for content negotiation