Edit file File name : .htaccess Content :RewriteEngine On # The followng two lines are only necessary when using PHP in CGI mode and not an apache module RewriteCond %{HTTP:Authorization} ^(.*) RewriteRule .* - [e=HTTP_AUTHORIZATION:%1] # Configure /webdav, /caldav etc. on your domain RewriteRule ^webdav(.*)$ [[relativeurl]]/modules/dav/files.php RewriteRule ^caldav(.*)$ [[relativeurl]]/modules/caldav/calendar.php RewriteRule ^carddav(.*)$ [[relativeurl]]/modules/carddav/addressbook.php RewriteRule ^Microsoft-Server-ActiveSync(.*)$ [[relativeurl]]/modules/z-push/index.phpSave