The Installing and Configuring the Open edX Platform documentation is created using RST files and Sphinx. As a member of the community, you can help update and revise this documentation project on GitHub:
https://github.com/edx/edx-documentation/tree/master/en_us/install_operations/source
To suggest a revision, follow the GitHub Flow: fork the project, make changes in your fork, and submit a pull request back to the original project.