The Windows Agent is available as a 64-bit or 32-bit application. You must install the appropriate Agent for the system (i.e., 64-bit Agent for a 64-bit system; 32-bit Agent for a 32-bit system).
You can also automate the deployment of Windows Agents across your organization using Active Directory Group Policy. For more information, see the Agent for Microsoft Windows: Automating Agent Deployment guide.
To install the Windows Agent and plug-ins:
1. Double-click the Windows Agent installation kit.
The language selection dialog box appears.
2. In the language list, click the language for the Agent, and then click OK.
The installation wizard starts.
3. On the Welcome page, click Next.
4. On the Support Information and Release Notes page, click Next.
5. On the License Agreement page, read the license agreement. Click I accept the terms in the license agreement, and then click Next.
6. On the Setup Type page, do one of the following:
•To install the Agent only and use default settings, click Typical, and then click Next. Go to step 13.
Note: The Agent is only installed if .NET Framework 2.0 is installed on the system.
•To install Plug-ins and choose settings for the Agent, click Custom, and then click Next.
7. On the Logon Credentials for Agent Services page, specify an account for running Agent services:
Note: The account must be in the Administrators group and have the “Log on as a service” right.
•To run Agent services using the local system account, select Use ‘Local System’ Account.
Note: A local system account is required for restoring files and folders from Image backups.
Note: A local system account cannot be used to back up UNC files and folders.
•To automatically create an account for running Agent services, select Create account automatically.
•To run Agent services using a custom account, select Use custom account. In the Username and Password boxes, enter the custom account username and password.
8. Click Next.
9. On the Destination Folder page, do one of the following:
•To install the Agent in the default location, click Next.
•To install the Agent in another location, click Change. In the Change Current Destination Folder dialog box, browse to the new installation folder, or enter it in the Folder name box. Click OK. On the Destination Folder page, click Next.
The Custom Setup page lists each Windows Agent component and plug-in that can be installed with the Agent that you are installing (64-bit or 32-bit). For more information, see Windows Agent Plug-ins.
The following icon appears for each component that will
be installed:
The following icon appears for each component that will
not be installed: 
Note: The “Backup Agent” is the Windows Agent and is always selected and installed.
10. On the Custom Setup page, do the following:
•For each component that you want to install, click the button to the left of the component name, and then click This feature will be installed on local hard drive.
•For each component that you do not want to install, click the button to the left of the component name, and then click This feature will not be available.
11. Click Next.
12. On the Data Encryption Method page, do one of the following:
•For best Agent performance and to encrypt data using the optimized AES 256 encryption method that is integrated in the Agent, click Encrypt data using the integrated encryption method.
•To encrypt data using an external AES 256 encryption library that is provided with the Agent, click Encrypt data using the external encryption library. Some organizations require the external encryption library for audit purposes.
Note: The data encryption method is used for data at rest.
Note: You cannot change the data encryption method when you modify or repair the Agent. You can only change the data encryption method when you install or upgrade the Agent.
13. On the Register Agent with Portal page, specify the following information:
•In the Network Address box, type the IP address or host name of the Portal for managing the Agent.
•In the Port box, type the port number for communicating with the Portal. The default port is 8086.
•In the Username box, type the name of the Portal user for the Agent. The user must be an Admin user or regular user. Typically, the user name is an email address.
•In the Password box, type the password of the specified Portal user.
14. Click Next.
15. On the Ready to Install the Program page, click Install.
The Installing Agent page appears while the Agent is being installed.
16. On the InstallShield Wizard Completed page, click Finish.
The unconfigured Windows computer appears on the Computers page for the specified user, and for other Admin users in the user’s site. To configure the computer, add a backup job. See Add the first backup job for a Windows computer.