The "generator" you download is almost certainly a Trojan horse. Cybersecurity firms like Norton and McAfee have documented thousands of fake educational keygens loaded with:
: Buy a digital code directly through the McGraw Hill website or within your course dashboard. Mcgraw Hill Connect Access Code Generator
See if your school has an program where the digital cost is bundled into your tuition at a lower rate. The "generator" you download is almost certainly a
Many of these sellers purchase codes in bulk using stolen credit cards. When the credit card chargebacks happen (usually 30–60 days later), McGraw Hill invalidates all codes purchased with that stolen card. You will be logged into your course happily for a month, then suddenly locked out. You will have failed homework assignments, and the eBay seller will have disappeared. Many of these sellers purchase codes in bulk