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Uninstalling Internet Explorer 4.0

NOTE: To determine what version of Internet Explorer you are using, in Internet Explorer, click About Internet Explorer on the Help menu.
The version number is displayed in the dialog box that appears.

When to Remove Internet Explorer

Remove Internet Explorer 4.0 before you perform any of the following actions:

  • Installing an earlier version of Internet Explorer (3.0, 3.01, or 3.02).
  • Restoring a registry that was created before you installed Internet Explorer 4.0. For example, replacing a current registry with the System.1st file (this applies to Microsoft Windows 95 only).
  • Using a Windows NT Emergency Recovery Disk (ERD) you created before you installed Internet Explorer 4.0 (this applies to Windows NT only).
  • Upgrading to a later build of Internet Explorer 4.0.
  • Reinstalling your operating system.

Uninstalling Internet Explorer 4.0 May Not Be Supported

There are some configurations in which Internet Explorer 4.0 uninstalldoes not work. Uninstalling Internet Explorer 4.0 is not supported in the following situations:

  • Internet Explorer 4.0 is installed in multiple operating system installations (Windows 95, Windows 95 OEM Service Release 2, or Windows NT 4.0) on the same logical hard disk drive. If you need to run Internet Explorer 4.0 in multiple operating systems, you must install Each operating system on a separate logical disk drive.
  • You remove the Internet Explorer 4.0 backup files. If you remove the backup files, you are unable to uninstall Internet Explorer 4.0 without reinstalling Windows to a different folder, and then reinstalling Internet Explorer 4.0.

MORE INFORMATION

Before you uninstall Internet Explorer, quit all running programs.

To uninstall Internet Explorer 4.0 in Windows 95 and Windows NT 4.0, follow these steps:

  1. In Control Panel, double-click Add/Remove Programs, and then click the Install/Uninstall tab.
  2. In the list of installed programs, click Microsoft Internet Explorer 4.0, and then click Add/Remove.
  3. In the Add/Remove Internet Explorer 4.0 dialog box, click the "Remove Internet Explorer 4.0 and the components selected below" check box to select it, and then click any additional components you want to remove.
  4. Click OK.
  5. When Setup starts in Maintenance mode, click Remove All.

If there are any files in the Recycle Bin, you receive the following message:

  • Internet Explorer 4.0 has modified the format of the Recycle Bin.
  • If you want to keep any of the items currently in the Recycle Bin, open the Recycle Bin and move the items to a different location.
  • To permanently delete all items from the Recycle Bin and continue, click OK.
  • Click OK after checking that there are no files in the Recycle Bin that you want to restore.

You may also receive the following message

  1. <Program> has been removed from this computer. Do you want to clean up your personal settings for this program. where <Program> is Microsoft Outlook Express, Microsoft FrontPad, or Internet Explorer 4.0. If you plan to install a later version of Internet Explorer 4.0, click No. Otherwise, click Yes.

Removing Internet Explorer 4.0 Files and Restoring Internet Explorer 3.02

The following steps are optional instructions that describe how to remove extra files associated with Internet Explorer 4.0 after you remove it and restore a working installation of Internet Explorer version 3.02:

  1. After Maintenance mode Setup has finished removing Internet Explorer 4.0, use the Find command on the Start menu to find and delete the following files:
    • - Inetcfg.dll
    • - Icwdial.dll
    • - Isign.dll
    • - Icwphbk.dll

    These files are associated with the Internet Connection Wizard and are not removed during uninstall.

  2. Remove Internet Explorer 3.x using the Add/Remove Programs tool in Control Panel. To remove Internet Explorer 3.x, follow these steps:
    1. a. Click Start, point to Settings, and then click Control Panel.
    2. b. Double-click Add/Remove Programs.
    3. c. On the Install/Uninstall tab, click Internet Explorer 3.0 or 3.02 in the list of installed programs, and then click Add/Remove.

  3. Install Internet Explorer 3.02.

Known Issues with Uninstall

  • You cannot uninstall Internet Explorer 4.0 if you have previously removed Microsoft Internet Explorer 4.0 Backup using the Add/Remove Programs tool. Removing the backup information also removes Microsoft Internet Explorer 4.0 from the list of programs that can be removed If you run Setup.exe from the Setup folder in your Internet Explorer 4.0 installation folder, you receive the following error message:

    Setup was unable to uninstall the Integrated Browser Mode feature. The required uninstall information is missing. Internet Explorer 4.0 cannot be uninstalled.

    If you click OK, the following message is displayed:

    Microsoft Internet Explorer 4.0 Setup was not completed successfully.

    NOTE: You should be able to reinstall the same or a later build of Internet Explorer 4.0 in this situation, but you are still unable to uninstall Internet Explorer 4.0.

  • When you uninstall Internet Explorer 4.0, some user settings are lost, including the following:

    • Recycle Bin: The Confirmation Dialog Box option is turned on.
    • Windows Explorer: Settings in the Options dialog box are reset to the installation defaults.
    • Task Bar: The Auto Hide option is turned off.
  • You cannot uninstall Microsoft Plus! for Windows 95 after uninstalling Internet Explorer 4.0.

    Using the Remove All option in Microsoft Plus! Maintenance-mode Setup results in the following error message:

    Custom Action Error" The system cannot find the specified file.

General Troubleshooting

If Maintenance-mode Setup does not work or you cannot run Setup, try one of the following methods:

  • In Windows 95, try restarting your computer in Safe mode, and then use the Add/Remove Programs tool in Control Panel to uninstall Internet Explorer 4.0. To restart the computer in Safe mode, click Start, click Shut Down, click Restart The Computer, and then click OK. When you see the "Starting Windows 95" message, press the F8 key, and then choose the Safe Mode option from the Startup menu.

  • Reinstall Internet Explorer 4.0, and then uninstall it.

  • For Windows 95, restore a registry created before installing Internet Explorer 4.0, and then use the Ieremove tool to restore your shell files.

  • For Windows NT, use an ERD created before installing Internet Explorer 4.0 to replace necessary system files, and then run the Ieremove tool to restore previous shell components.

  • Reinstall your operating system and previous browser in a "clean" folder, or restore from a complete system backup made before installing Internet Explorer 4.0.