Megadap ETZ11 Firmware (not applicable to ETZ21)
firmware v3.0.0
Megadap · First seen Jul 24, 2026
v3.0.0 is not the latest firmware for the Megadap ETZ11 Firmware (not applicable to ETZ21): the current version is v3.4.0. Go to v3.4.0
What's in this update
V3.0 Update Details: Align the camera aperture value with actual settings on variable aperture zoom lenses Speed up the focusing performance with Sony E 20mm f/2.8 GM, Sony FE 24-70mm f/2.8GM, Sony E16-70mm f/4, Tamron FE 28-200 f/2.8-5.6, especially on the long focal length end Correct the problem of Image stabilization not being activated on lenses(both with and without actual buttons) Fix the problem of Tamron FE28-200 aperture blades retract with the lowering aperture value over the range of 35-200mm Fix the problem of partial E mount lenses no auto aperture issue.
Make ETZ11 compatible with Z6II & Z7II firmware v1.3 Make ETZ11 compatible with Viltrox Sony mount lenses Fix the issue of Z6II & Z7II auto-switch from FX to DX mode
updatemystuff.com never hosts firmware files — always download from the official source.
Get it from MegadapWatch the ETZ11 Firmware (not applicable to ETZ21) for updates
Create a free account and get an email the moment Megadap publishes new firmware.
Create account & watchOther versions for this product
See the full firmware history for the ETZ11 Firmware (not applicable to ETZ21)