You can upgrade Windows agent manually or using Agent Manager.
The procedures for upgrading the Windows agent manually is the same as the procedure for installing them, except that you do not need to repeat the process of adding assets to Agent Manager. For more information, see Manual Installation.
To upgrade the Windows agents using Agent Manager:
From the assets list, select the an agent which you want to upgrade. You can select multiple computers if Agent Manager can use the same credentials to connect to the computers.
Provide credentials for an account that can connect to the computer and click Next.
The account must be the local administrator account or a domain account in the Local Administrators group.
Click Manage Installation, and then select Upgrade.
Perform the following steps:
For the agent version, select Windows Agent Agent Version, where Agent Version is the version of the agent you want to deploy.
Click Start Upgrade.