Open the extracted folder and run the setup.exe file as an administrator.
For those looking to save space without sacrificing the core trucking experience, the 1.30 update remains a stable and content-rich choice for mid-range setups. SCS Blog: Euro Truck Simulator 2 Update 1.30 Open Beta
We recommend this way to download app, because it has less change to your current Apple ID.
Before you update your location, you must spend your store credit, cancel your subscriptions, and get a payment method for your new country or region.
For more details, please refer this url:
https://support.apple.com/en-us/HT201389