The reason for this situation, mainly with ghost to do the system, there are many systems to the internet to kidnap ie. The following is the display of the registry in Ghost's system, the above method can solve the problem of this Microsoft. NET Framework 3 is not installed.
1. Click the "Start" button in the lower right corner of the desktop and click the "Run" button to enter "regedit" in the pop-up program input box.
2. On the pop-up "Registry Editor" screen, select
Hkey_local_machine\ Software\microsoft\internetexplorer\main
3. Right-click on Main, select the "Permissions" option, in the pop-up "main Permissions" screen, select the group or user name under the content, in the "Full Control" option, under "Allow" the "√" to finally close the Registry Editor, reinstall. NET to do it.
Net Framework 2.0 MSI returned error code 1603 workaround