What are the configuration differences between CRS226 to CRS326

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CRS3xx, CRS5xx, CCR2116, CCR2216 switch chip features - RouterOS - MikroTik...

CRS1xx and 2xx series switches - RouterOS - MikroTik Documentation

CRS1xx/2xx series switches examples - RouterOS - MikroTik Documentation

In terms of configuring CRS3 switches its very similar to PCUNites bible on vlan filtering=yes

Using RouterOS to VLAN your network

Router-Switch-AP (all in one) Overview: This is a configuration for a home or even a micro business. Everything lives on a single hardware unit with PCs, laptops, NAS servers, printers, and phones all on the Blue VLAN. The Blue network is considered the home LAN making use of local ethernet ports and a home SSID. When friends come over, you give them a Guest SSID to keep them off your network. Unit Configuration at a glance: [image] Access Ports: Since most ports are on the Blue VLAN, …

and a practical example:
https://www.youtube.com/watch?v=YLtGQAQ8iS0&t=1366s&pp=ygUNd2lsbWVyIGNyczMyNg%3D%3D

Why are you even contemplating CR2 switches, are you planning on using sony walkmans??