Fujifilm releases major 4.00 firmware update for X-T3, bringing dramatic autofocus improvements

As it said it would at the beginning of October, Fujifilm has released a firmware update for its XT3 camera that it claims will dramatically improve autofocus performance. Firmware version 4.00 for the XT-3 claims to triple the autofocus speed from 0.06 seconds down to 0.02 seconds, bringing it in line with the autofocus speed of the newer X-T4. The algorithm that predicts the location of subjects has also been improved, according tot he changelog. Overall autofocus tracking performance has been...