150-600mm F5-6.3 DG OS HSM | Sports (Canon EF mount) firmware v1.01
Sigma · Released Dec 5, 2014 · First seen by GearPulse Jul 5, 2026
What's in this update
It has improved the precision in its focusing performance when the AF frames in peripheral areas in the viewfinder are selected. Note: Before upgrading the firmware of 150-600mm F5-6.3 DG OS HSM S014, please first update your SIGMA Optimization Pro to Ver1.2.0.
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