Some .htaccess code is supported on Acquia's managed Drupal platforms, while other .htaccess code is not. See below for details.
- In the
.htaccessprovided by Drupal, we support everything Drupal requires, include Rewrites, which we have documentation about for redirects.
- The use of environment variables in .htaccess.
- Restricting access in various ways.
Options +Indexeswhich on other platforms will list the files inside a directory. That will not result in an error, but due to security concerns it will have no effect.
DirectoryIndexis also not supported for the same reason.