A:Answer Hi Hal,
Refer to this link below for more information regarding your concern.
https://www.sony.com/electronics/support/home-video-blu-ray-disc-players-recorders/bdp-s3700/articles/00230348
NOTE: Note: BDP-S1700 and BDP-S3700 players with serial numbers lower than 4000000 are not affected by this change. New BDP-S1700 and BDP-S3700 players with serial number 4000000 or higher were not sold with, and do not include, support for Prime Video.
Regards,
David