No thumbnail to printer kc1

Can not get thumbnails to appear on printer(kc1)

Not seeing fields under advanced Creality print ver 7

1 thumbnail size eg 96x96 etc

2 format eg png

Lastest Firmware? Latest version Creality Print?

Creality version 7.1

firmware version 1.3.2.31

can get thumbnails to appear on k1 max

can not get thumbnails to appear on K1C

any ideas please