Hardware requirements:
costs under $160
has the capability to serve up photos & videos to multiple users
has wifi
can load you desired Operating System
small so it can be stored easily
availability in these COVID affected times?
has standard monitor/mouse/keyboard connectivity
Software requirements:
free
?
SMB, NTP, DNS, IPV4/IPV6, IP addressing and ICMP.
If you encounter the issue below like this one....
You can use this command below to fix it, it will add the keys for the linux distro.
sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 49023CD01DE21A7B
(you may just need to change the key value to correspond with your error)