Changing SNMP, RADIUS, local super in bulk for devices / VLAN deployment on LAGs

[StepG]

Hi,

we are having the need to change our RADIUS, SNMP and super passwords regularly for all switches (ICX7150) and APs. 

Is there an easy way to achieve this? We are not that experienced with the SmartZone and its capabilities.

 Also is it possible to easily tag all LAGs with a VLAN? 

BR

Stephan