With the release of Windows 7 SP1, Microsoft has also updated the Windows 7 DVD media ISO image distributed by Digital River for online order fulfillment. Digital River is Microsoft’s partner for fulfillment on online distribution for downloadable Microsoft products.
The Windows 7 ISO images hosted on Digital River is genuine and official version, and the downloads from the server is legal. It’s after all one of the official channel where end-users who purchase a license (product key) for Windows 7 get the setup installation files.
Anyway, without a genuine and legally purchased product key, you can’t get Windows 7 activated, and Windows 7 will only run as evaluation copy for up to 30 days.
The latest version of Windows 7 DVD image available is of media refresh version, which commonly known as Windows 7 SP1-U (Media Refresh). Microsoft released the media refresh version of Windows 7 DVD media to fix a rare bug related to invalid computer name when small set of computer names returned error when used to install Windows 7. Otherwise, the Windows 7 with SP1 and Windows 7 with SP1-U (Media Refresh) is completely the same.
Windows 7 Ultimate SP1-U ISO
English x86: X17-59463.iso
English x64: X17-59465.iso
French x86: X17-59477.iso
French x64: X17-59479.iso
Spanish x86: X17-58877.iso
Spanish x64: X17-58879.iso
Windows 7 Professional SP1-U ISO
English x86: X17-59183.iso
English x64: X17-59186.iso
German x86: X17-59886.iso
German x64: X17-59885.iso
French x86: X17-59195.iso
French x64: X17-59197.iso
Spanish x86: X17-58866.iso
Spanish x64: X17-58868.iso
Italian x86: X17-59212.iso
Italian x64: X17-59215.iso
Portuguese x86: X17-59246.iso
Portuguese x64: X17-59247.iso
Swedish x86: X17-59271.iso
Swedish x64: X17-59273.iso
Norwegian x86: X17-59229.iso
Norwegian x64: X17-59231.iso
Finnish x86: X17-59192.iso
Finnish x64: X17-59194.iso
Dutch x86: X17-59233.iso
Dutch x64: X17-59236.iso
Danish x86: X17-59891.iso
Danish x64: X17-59883.iso
Traditional Chinese x86: X17-59295.iso
Traditional Chinese x64: X17-59297.iso
Korea x86: X17-59299.iso
Korea x64: X17-59300.iso
Windows 7 Professional N SP1-U ISO (Note: N editions come without media components)
English x86: X17-59335.iso
English x64: X17-59337.iso
German x86: X17-59323.iso
German x64: X17-59327.iso
French x86: X17-59348.iso
French x64: X17-59351.iso
Spanish x86: X17-58871.iso
Spanish x64: X17-58874.iso
Italian x86: X17-59364.iso
Italian x64: X17-59366.iso
Portuguese x86: X17-59395.iso
Portuguese x64: X17-59398.iso
Swedish x86: X17-59418.iso
Swedish x64: X17-59424.iso
Norwegian x86: X17-59380.iso
Norwegian x64: X17-59383.iso
Finnish x86: X17-59344.iso
Finnish x64: X17-59346.iso
Dutch x86: X17-59384.iso
Dutch x64: X17-59387.iso
Danish x86: X17-59318.iso
Danish x64: X17-59320.iso
Windows 7 Home Premium SP1-U ISO
English x86: X17-58996.iso
English x64: X17-58997.iso
Spanish x86: X17-58857.iso
Spanish x64: X17-58859.iso
French x86: X17-59007.iso
French x64: X17-59009.iso
While the official Windows 7 SP1 DVD media ISO images are only available in limited sets of languages and editions, it’s possible to install a language pack to switch to another display language, and use Windows 7 ISO Image Edition Switcher to change to another edition. The ultimate solution is to create an all-edition Windows 7 ISO image with ei.cfg Removal Utility.