Megadap ETZ11 Firmware (not applicable to ETZ21)
firmware v3.4.0
Megadap · First seen Jul 24, 2026
v3.4.0 is the latest firmware for the Megadap ETZ11 Firmware (not applicable to ETZ21).
What's in this update
V3.4 Update Details: Fix the slow focusing speed of Sigma 14-24mm F2.8 Solve the possibility of Tamron 35-150mm F2-2.8 Di III VXD not focusing over the focal length range 35-50mm.
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)