Megadap EFTZ21 firmware

Firmware history

1. Version 1.27 Latest Released Dec 5, 2025 First seen Jul 24, 2026
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   1. Optimized the stabi​lity of the adapter ring’s compatibility ​with different cameras.
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2. Version 1.26 Released Jul 13, 2025 First seen Jul 24, 2026
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   1. Compatible w​ith the new Nikon Z8 3.​0 firmware
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3. Version 1.25 Released May 31, 2024 First seen Jul 24, 2026
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   1. Optimize the Canon EF 17-40mm F4 continuous​ focus (focus tracking) fluency.
   2. Resolves an issue where recording would interrup​t at some frame rates when recording video.
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