Oxygen sensor replacement, engine fault P0130 easy fix (Holden Astra TS convertible z22se engine)

Engine Light came one and threw a code for my O2 sensor Bank 1 sensor 1. This means the O2 sensor before the catalytic converter. It’s an easy fix with a little bit of know how. Link to O2 sensor: https://www.ebay.com.au/itm/321752807...