To open an IMG file and view the contents in Windows 7, you need a third-party file extraction program such as WinRar or 7-Zip.

The install.wim has been replaced with install.esd file format in Windows 11/10 image file downloaded using the Media Creation Tool or the Windows Upgrade Assistant.

How to turn your Windows 10 upgrade files into an ISO disk image One question I've been asked more than any other in recent weeks is whether Microsoft will release Windows 10 in ISO format.