To upgrade a Defender component, install the new version of that component on the computer where an earlier version of the component is installed.We do not recommend you to install new Defender 5.8 licenses or program new token types (Authy, Google Authenticator, and YubiKey in the Yubico OTP mode) until you upgrade all of the following components to version 5.8:To upgrade these components, run the Defender.exe file supplied in the Defender distribution package. For installation instructions, see the Defender Administrator Guide.
3 On the menu bar, select Defender | License.
4 On the License tab, click the Add License button.
6 Click OK.For more information on the product licensing, see the Defender Administrator Guide.