Q&A: Front vs Rear Curtain Sync and Electronic vs Mechanical Shutter
John Schwaller asked “I understand the three different shutter types: mechanical, front curtain, and electronic. However, it is not clearly described in the manual when you would choose each, other than for silence or faster speed or flash. Also, when and why would you choose 'auto'.
On prior models, I believe that there was a problem with shutter shock in a range of shutter speeds, so selecting electronic or auto for those speeds would help that. I thought the GH5 solved much of that, but…??”