: Windows 7 no longer receives security updates. Running a Windows 7 VM connected to the internet exposes your network to vulnerabilities that will never be patched.
For security and stability, the best approach is to convert a genuine Windows 7 ISO into a QCOW2 image yourself. This ensures no hidden malware is embedded in the pre-built file. download windows 7 qcow2 image 2021
For the purpose of this guide, let's assume you've found a source and are downloading a Windows 7 ISO. Always ensure you're downloading from a reputable source to minimize risks. : Windows 7 no longer receives security updates