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When using a teleconverter

When using a teleconverter, please pay attention to the following regarding the lens unit compatible with the Tamron teleconverter.

・When updating lens firmware, please detach the teleconverter in advance. Otherwise, this could result in an update failure.

・The customized data for the lens unit is saved onto the lens for each unattached and attached teleconverter. So if you want to customize with the teleconverter attached, be sure to keep it attached while setting the customization data.