Reinstall or repair Internet Explorer and Outlook Express in Windows XP

Important note : This article has content related to registers. Before making any changes on these registers, you must back up and understand how to recover them if problems arise. For more information on how to back up, restore, and edit the register, you can refer to the following article in the Microsoft Knowledge and Basic Knowledge section.

Summary

The content of this article revolves around issues: reinstalling or repairing Internet Explorer 6 and Outlook Express in Windows XP. You may have to do this when problems with IE and Outlook Express appear, such as some corrupted files or some of the register information is ignored for example.

Note : After using the procedures in this article, you must reinstall an update for Windows XP.

More information

If you haven't used the latest Service Pack of Internet Explorer 6, you can download and install it instead of reinstalling the current version.

Note : Internet Explorer 6 SP1 is included with Windows XP SP1 and Windows XP SP2. If either version of the operating system is installed on your computer, you do not need to download and install Internet Explorer 6 SP1.

To install or repair Internet Explorer and Outlook Express, use the appropriate method as the administrator when logging on to the system.

Windows XP and Windows XP SP1: Reinstall or repair Windows XP

To install or repair Internet Explorer and Outlook Express in Windows XP, perform the following procedure as the login user as administrator.

1. Use the System File Checker tool to scan all protected files in your computer:

a.Go to Start , run Run .
b. In the Open box, type sfc / scannow , and then click OK .

Note that you may be prompted to insert a Windows XP or Windows XP SP1 installation disk or device.

2. Check to determine if the problem has been resolved. If it has been resolved, skip the remaining step; If not, proceed to the next step.

3. Replace a higher upgrade instead of repairing or reinstalling Windows XP.

Windows XP and Windows XP SP1: Edit the register and install Internet Explorer 6 .

Warning : If you use Registry Editor incorrectly, you can cause serious problems that require reinstalling the operating system. Microsoft cannot guarantee that you can solve them yourself. Be careful, back up and know how to restore registers before doing anything on them.

When reinstalling the current version of Internet Explorer, you may receive the following error message:

Tập tin đã tìm thấy mới mới phiên bản Internet Explorer được cài đặt trên hệ thống này
Setup không thể tiếp tục.
(The installation process finds a newer version of Internet Explorer already installed in this system.
Program cannot continue).

To avoid this error and reinstall the old version of Internet Explorer or Outlook Express, follow these steps:

1. Log on to some systems as administrator, go to Start > Run .

2. In the Open box, type regedit and click OK .

3. Determine the appropriate registry key subkey, right-click the IsInstalled (Registry Editor_DWORD) value, and then click Modify .

To reinstall each Internet Explorer 6 browser in Windows XP, use the following registry key:

HKEY_LOCAL_MACHINESOFTWAREMicrosoftActive SetupInstalled Components {89820200-ECBD-11cf-8B85-00AA005B4383}

To reinstall Outlook Express in Windows XP, use the following registry key:

HKEY_LOCAL_MACHINESOFTWAREMicrosoftActive SetupInstalled Components {44BBA840-CC51-11CF-AAFA-00AA00B6015C}

4. Change the value data from 1 to 0, click OK .

5. Exit Registry Editor and install Internet Explorer 6.

By default Internet Explorer 6 is preinstalled in all versions of Windows XP and cannot be removed. To give computer manufacturers more flexibility when configuring desktop Windows XP versions, Microsoft allows both OEM objects, administrators and users to remove user access to Internet Explorer. while retaining the full source code and capabilities to ensure the functionality of the operating system's programs and functions. For example, Windows XP supports the "IEAccess = off" conversion in Unatend.txt file and Internet Explorer adds the Add / Remove Windows Components component to the Add / Remove Programs tool in Control Panel. This makes reinstallation of Internet Explorer impossible.