# Preparation

## Overview <a href="#preparation-overview" id="preparation-overview"></a>

You must be administrator of the web server. You must know:

* The physical path on the web server where WorkflowGen web application is installed.
* The physical path on the web server where WorkflowGen Windows Services are installed.
* The URL of the web server where WorkflowGen is installed.
* MS SQL Server database:
  * The name of the MS SQL server.
  * The credentials of the SA account.
  * The file path of the SQL server database files on the SQL server machine.

You'll need to perform the following actions:

* Update the web application files.
* Update the Windows services files.
* Update the web configuration file.
* Update the Directory Synchronization and Engine Service files and move the XMLTODATABASE transaction file.
* Update the database structure and contents.

## Request new license files and serial numbers

If you're upgrading from WorkflowGen version 5, you must request a new license (trial, unlimited, or per user) and a new serial number for each of your WorkflowGen servers.

* The new license file must be copied to the `\wfgen\bin` folder.
* Define the new serial number in the `\wfgen\web.config` file (e.g. `<add key="ApplicationSerialNumber" value="WFG-ENT-XXXXX-XXXXX-XXXX-XXXX" />`).

{% hint style="warning" %}
Be sure to back up your previous license file and serial number.
{% endhint %}


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