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Proxifier-3-21-with-registration-keys May 2026
: It forces network applications that do not natively support proxy settings to connect via SOCKS or HTTPS proxies.
: It introduced a new, flexible rule system for managing traffic based on hostnames and application names.
This version solidified several core capabilities that remain central to Proxifier's identity as a "proxy enabler":
: Version 3.21 included full support for IPv6 and 64-bit applications, which was critical during the transition from Windows 7 to Windows 8.