WinBox 2.2.16 is part of the legacy 2.x branch, which was the standard before the major overhaul in version 3.0. Users typically download this specific old version for several reasons:
WinBox is the essential graphical user interface (GUI) for managing MikroTik RouterOS devices, known for its small footprint and powerful configuration capabilities. While modern versions like WinBox 3.x and the new WinBox 4 provide advanced security and multi-window support, many network administrators still specifically seek the for its unique compatibility with legacy hardware and specific historical behavior. Why Seek WinBox Version 2.2.16?
Winbox v3.16 released! - Announcements - MikroTik community forum
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