Is it possible to activate the license if the proxy is used on the target machine?
For Windows 7 & below
Proxy settings are taken automatically from the Internet Explorer settings. They are specified via Internet Explorer → Tools → Internet Options → Connections tab.
For Windows 8 and above
- Open Windows Settings (bottom right edge of the system tray).
Click Network & Internet.
The list of network- and Internet-related settings appears.
The list of available proxy settings appears.