Panasonic LUMIX DMC-G7 Owner's Manual For Advanced Features page 21

1. Before Use
About the firmware of your interchangeable lens
For smoother recording, we recommend updating the firmware of the interchangeable lens
to the latest version.
•
To view the latest information on the firmware or to download the firmware, visit the
support site below:
http://panasonic.jp/support/global/cs/dsc/
(This Site is English only.)
•
To check the firmware version of the interchangeable lens, attach it to the camera body and
select [Version Disp.] in the [Setup] menu.
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