This is the biggest risk. If you use a loader, you cannot reliably run Windows Update. Microsoft’s GenuineValidate tool may detect the crack and mark your system as non-genuine again. Since 2023, there are no new security patches for Windows 7 anyway, but any future patches (e.g., for Office 2019 or Edge browser) may conflict. Running an unpatched Windows 7 on a machine connected to the internet is like leaving your front door open in a high-crime neighborhood—