Tags in GE Funac PLC 90-30

Hi friends;
i declare the variables in Variable declartion area.
suppose i write %R0023 FV fina value
In iX developer HMI i write the tag name FV but it could not show the value which is in R0023. Can i call it Tag?
reagrds

I am not aware of any HMI software that can directly share Logicmaster nicknames (tags).