Summary
Malicious software may change Windows Internet Explorer proxy settings, and these changes can prevent you from accessing Windows Update or any Microsoft Security sites.
Cause
Certain
strains of malicious software can prohibit a computer from being able
to access Windows Updates or Microsoft Security Sites. For example, an
attempt to access a Microsoft site, such as the following sites, results
in being redirected to another page:
Resolution
To have us reset the Internet Explorer proxy settings for you, go to the "Fix it for me" section. If you prefer to reset the Internet Explorer proxy settings yourself, go to the "Let me fix it myself" section.Fix it for me
To fix this problem automatically, click the Fix it button or link. Click Run in the File Download dialog box, and follow the steps in the Fix it wizard.
Reset Internet Explorer proxy settings
Microsoft Fix it 50566
Notes
- This wizard may be in English only. However, the automatic fix also works for other language versions of Windows.
- If you are not using the computer that has the problem, save the Fix it solution to a flash drive or a CD and then run it on the computer that has the problem.
Then, go to the "Did this fix the problem?" section.
Let me fix it myself
Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:322756 How to back up and restore the registry in Windows
To reset your Internet Explorer proxy settings yourself, follow these steps:
- On Windows XP, click Start, or on Windows Vista or Windows 7, click , and then click Run. On Windows 8 or Windows 8.1, to access the Run command, press the Windows logo key + R. Or, swipe in from the right edge of the screen, and then tap Search (or if you are using a mouse, point to the upper-right corner of the screen, move the mouse pointer down, and then click Search). Type Run in the search box, and then tap or click Run.
- In the Run text box, copy (CTRL+C) and paste (CTRL+V) or type the following:
reg add "HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings" /v ProxyEnable /t REG_DWORD /d 0 /f
- Click OK.
- On Windows XP, click Start , or on Windows Vista or Windows 7, click , and then click Run. On Windows 8 or Windows 8.1, to access the Run command, press the Windows logo key + R. Or, swipe in from the right edge of the screen, and then tap Search (or if you are using a mouse, point to the upper-right corner of the screen, move the mouse pointer down, and then click Search). Type Run in the search box, and then tap or click Run.
- In the Run text box, copy (CTRL+C) and paste (CTRL+V) or type the following:
reg delete "HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings" /v ProxyServer /f
- Click OK.