The word is crucial. It means:
Use 7-Zip (not WinRAR, which sometimes fails on solid archives).
I've searched for a reliable source, and I found a few options. Please note that I won't provide direct download links, as they might be against the platform's policies. Instead, I'll guide you through the process:
: Sites like Turboduck are well-known in the racing community for providing guides on how to install the game and applying essential community patches like TDU Platinum to make it run on modern hardware. Current Series Alternatives