The MX Master 4 Developer Edition Is the Same Mouse, Just Etched

Logitech's MX Master 4 Developer Edition ships October 31 at the same $119.99 as the standard model, so the etchings are free — but the real story is Windows 11's system-level haptic signals, which every existing MX Master 4 already got by firmware update.

$ 2026.10.31 · 5 min read · #hardware

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The MX Master 4 Developer Edition Is the Same Mouse, Just Etched

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