To create click the create button and enter a package name. After a package is created you can click on the 'Package' and 'Installer' buttons to download to your computer.

A progress bar will show when creating a Package Set. For larger sites this can take several minutes (but never hours). To diagnose any issues that may come up you can click the show create log file button in the toolbar. This will open a new window that indicates everything that is happening during the package creation process.   

Systems Requirements help to validate the compatibility of your server with the plugin. See the FAQ page for a breakdown of the various requirements. This interface shows the items on your system that either Pass/Fail a given scan. These items must pass before a system check can be pre-formed.

System Check are not required, but can cause issues if they fail. It is recommended to try and get all checks green if possible.

The Pre-Zip Overview performs a scan to show the size of all the files and folders you plan to archive. This scan does not include any of the filtered items entered in the options dialog. The scan will show an error if a file is too large to be include in the zip achieve (usually files larger that 2GB).

The Create Package Log allows you to get a deeper rundown of all the processes that are being performed during the package creation process. This log file contains sensitive data please share this logging data only with trusted sources. Do not post this data on public forums like the ones found at Wordpress.org.

The logging interface only shows the most recent attempt at creating a package. So every time you click the create package button it will write out a new log file.

You can refresh the log by clicking the refresh button or set it up to auto refresh every 10 seconds. This is helpful when you are monitoring the results of a large package this is being created.

The installer interface is found by browsing to the installer.php file which should have been downloaded to the location of your choice along with the package file.  The installer interface consists of three steps. The first step extracts all your files and creates the new database. The second step performs the new updates to your database. The third steps asks to check your site and gives a report of the process.

To validate your database connection settings just click on the 'Test Connection' button to see if the connection parameters will work. After clicking the install button the installer will begin to perform an extraction of all the WordPress files and the creation of the database. Some hosting providers will not allow for the allow database creation option to work. Therefore you will have to manually create the database yourself.

The update phase of the installer will update all the tables in your database, based on all of the 'Scan Tables' that were selected. By default all of your tables will be selected as part of the update process. The update process takes the old settings and converts them to the new settings. Searching through every cell of every selected table.

At install time users are also given the option to activate or deactivate the current plug-ins that are associated with the created package. By default all of the plug-ins will be activated that were originally activated when the package was created.

Once the installation is complete follow the final steps and your WordPress site should be ready to go. Be sure to validate all pages of your site and make changes as necessary. The duplicator tries to perform the best updates and replaces that it can however sometimes certain items can be missed.