(1) Enter UAC to keep it to a minimum.
How to do this: Click [Start], enter UAC in the program search, and enter the UAC control interface.
UAC, the user Account Control settings are as follows, this setting is mainly to avoid Windows7 due to user account permissions control so that some features are not installed correctly.
After this step is set up, go to Control Panel and select [Programs and features], such as:
Then, on the left side of the uninstall or change program, select the [Turn Windows features on or off] item.
Go to the "turn Windows features on or off" interface:
In this interface, uncheck the "Internet Information Services hosted Web core" and Internet Information Services, then click OK, and when you are done, shut down the system and turn it on again.
After booting, re-enter the control panel and go to the "turn Windows features on or off" screen, and follow the "Internet Information Services hosted Web core" and "Internet Information Services" related features selected. and click OK, after normal installation, do not need to restart, but it is recommended to re-start, so that, under the Windows7, IIS7.5 successfully installed.
Of course, the above is an example of the success of the installation of my machine, causing a lot of reasons for not correctly installing IIS, as in the Internet search for the solution said: It may be anti-virus software or firewall settings are forbidden, it may be other programs occupy some ports and so on, as long as we are patient, can certainly find a better solution, No more, it has to be re-installed.
Reprint: http://www.biye5u.com/article/netsite/Others/2011/4833.html
Windows7 IIS error occurred, not all features were successfully changed