Also, activation issues: if the key is tied to hardware, using it on new hardware might not work and require reactivating, but since Microsoft is no longer supporting it, activation might be tricky. Maybe mention that.
Also, for legal compliance, I must emphasize that downloading the ISO without a valid license is against Microsoft's policies. The paper should not promote piracy. Maybe suggest that the user has a valid license key from when they purchased the OS and use it to obtain a legal ISO. Also, activation issues: if the key is tied
Check if there are any updates or service packs. Windows 7 SP1 is the latest, so the ISO should preferably include that. for legal compliance
