I also bought an XPS13 around 2012, and paid for the Ubuntu version. The receipt even said Ubuntu on it. But they shipped me the Windows one! Returned and refun

I also bought an XPS13 around 2012, and paid for the Ubuntu version. The receipt even said Ubuntu on it. But they shipped me the Windows one! Returned and refunded based on their phone support, they said installing Linux on it would void the warranty. Never tried again, too much hassle.