What's new in the 4.0.0 release This release includes the following enhancements. In addition, this release resolves the issues listed in the Resolved Issues section. Enhancements Client Proxy supports the following enhancements in this release: Big Sur MacOS operating system - Supports macOS Big Sur 11.2 and later Note: We recommend macOS Big Sur 11.2 and later for Client Proxy 4.0.0 as we have experienced some issues while using Client Proxy 4.0.0 with macOS 11.1. Apple Inc. has confirmed this issue and is being taken care of in macOS Big Sur 11.2 and later. Apple's M1 processor - Supports Apple's M1 processor architecture using Apple's Rosetta 2 translator Secure Channel - You can secure the communication between Client Proxy and McAfee WGCS. This feature is applicable only for cloud proxies.