How do I set a password in Screenly on the new Raspberry Pi4?

Hi,
Did you download the Bullseye version with the name “2022-09-22-raspios-bullseye-armhf-lite.img” ?
If not, you can download it here:

https://downloads.raspberrypi.org/raspios_lite_armhf/images/raspios_lite_armhf-2022-09-26/2022-09-22-raspios-bullseye-armhf-lite.img.xz

And follow my steps here:

Screenly OSE do not display after installation - #13 by kinhadthu