Free Shipper is designed for Always Free Shipping or 0 weight orders where 0 weight is defined as Free Shipping ...

Uninstall the FREE SHIPPING! freeshipper ... unless you use Always Free Shipping on your products or have 0 weight meaning Free Shipping ...

Then, try using the Free Shipping Options freeoptions and set the Total >= 0 and add your Australia Zone to that ...

The yellow icons mean either there is a problem -- or -- that you have a Zone set on them that is filtering the shipping module ...