[Update] Notice about Firmware Update for 18-400mm F/3.5-6.3 Di II VC HLD (Model B028)

Dear users and potential purchasers of Tamron products.

Thank you for continuous use of Tamron products.

We are pleased to inform you that the firmware update for the 18-400mm F/3.5-6.3 Di II VC HLD (Model B028) is now available.

This is an update pertaining to our announcement on October 25th 2022, for the issues found with our 18-400mm F/3.5-6.3 Di II VC HLD (Model B028) on Canon EOS R7 / EOS R10 used with Canon “Mount Adapter EF-EOS-R”.

Please review the information below.

This update improves the following issue;
Depending on the timing of camera power on/off, AF may not operate properly when the shutter release button is pressed halfway.