Proxy Settings Requirements: Supported proxy configurations for Single-User Access license (formerly Desktop Subscription)
What are the supported proxy configurations for Single-User Access license under a Secured Proxy environment?
(*1) 2014 or 2015 products need to apply a hotfix for POODLE SSL v3 vulnerability.
(*2) Authenticated proxy (*3) is not supported.
(*3) The following authentication schemes for proxy are supported from 2017 products.
(*4) Pass-Through authentication is not supported.
(*5) Credential Manager in Windows should be enabled.
(*6) See How to enable automatic proxy detection (WPAD) for Windows.