The TechART/Shorten adapter has been updated with firmware 2.20
Optimize the performance with Canon 16-35mm and 24-70mm lenses
Update Instructions From 2.00 (Here)
- Prepare a mini-USB cable and connect the adapter to a computer with Windows 8 / 10 operating system
- Unzip and open the application.
- Left-click the EF-GF01 Adapter firmware
- Click the ‘Update’ button
- Wait until the power bar goes to complete (It usually takes less than 10 seconds)
- Update is finished
TechART EF-GF01: B&H Photo
via stkb