Megadap ETZ21 Pro firmware `v1.34`

Megadap · Released Feb 19, 2024 · First seen Jul 24, 2026

v1.34 is not the latest firmware for the Megadap ETZ21 Pro: the current version is v2.04 (December 5, 2025). Go to v2.04

What's in this update

Solve the problem that the transfer of SONY FE PZ16 – 35G F4.0 electric zoom toggles is not valid.
Solve the problem that SONY 70-200GMii can not automatically focus after manual zoom.

Improve the overall stability of the use of couplings.

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