If an ISO file claims to be "Windows 7 SP3" and it is smaller than 3 GB for 64-bit, it is 100% malware. A genuine Windows 7 64-bit ISO is 3.0 GB to 3.5 GB .
Do not, under any circumstances, run setup.exe from a random "Windows 7 SP3 ISO" you downloaded from a torrent. The nostalgia for Windows 7 is not worth losing your banking credentials. Windows 7 Service Pack 3 Download 64 Bit Iso
: The standard version is Windows 7 with SP1 . You can find legacy copies on sites like the Internet Archive . If an ISO file claims to be "Windows