This article describes how to uninstall (or remove) Internet Explorer 4.0
(Version 4.71.1712.6) or 4.01 (Version 4.72.2106.8). For information about
uninstalling Internet Explorer Platform Preview 2.0 (version 4.71.1008),
please see the following article in the Microsoft Knowledge Base:
When to Remove Internet Explorer
Remove Internet Explorer 4.0 before you perform any of the following
- Installing an earlier version of Internet Explorer (3.0, 3.01, or
- Restoring a registry (System.dat or User.dat) that was created before
you installed Internet Explorer 4.0 (this applies to Microsoft Windows
- Using a Windows NT Emergency Recovery Disk (ERD) you created before
you installed Internet Explorer 4.0 (this applies to Windows NT only).
- Reinstalling your operating system (Windows 95 or Windows NT).
- Installing or uninstalling operating system upgrades (for example,
Windows 95 Service Pack 1).
Uninstalling Internet Explorer 4.0 May Not Be Supported
There are some configurations in which uninstalling Internet Explorer 4.0
does not work. Uninstalling Internet Explorer 4.0 is not supported in the
- 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. If you need to run Internet
Explorer 4.0 in multiple operating systems, you must install each
operating system on a separate logical drive.
- You have removed the Internet Explorer 4.0 backup files. If you removed
the backup files, you are unable to uninstall Internet Explorer 4.0
without reinstalling Windows into a different folder. For additional
information, please see the following article in the Microsoft
Uninstall Internet Explorer 4.0 Option Is Missing
Before you uninstall Internet Explorer, quit all running programs. For
information about problems that can occur if you do not quit all running
programs before uninstalling Internet Explorer, please see the following
article in the Microsoft Knowledge Base:
Program Settings Lost After Internet Explorer Setup or
: When you upgrade a Windows 95-based computer that has Internet
Explorer 4.0 or 4.01 installed to Microsoft Windows 98, the Ie4.txt file
is not removed from your computer. The Ie4.txt file documents how to
remove Internet Explorer, however, these instructions do not work because
Internet Explorer is an integrated part of the operating system and cannot
be removed from Windows 98.
To uninstall Internet Explorer 4.0 in Windows 95 and Windows NT 4.0,
follow these steps:
: You must have administrative privileges to install and
uninstall Internet Explorer 4.0 on Windows NT. This includes having
administrative privileges the first time you start your computer after
you install or uninstall Internet Explorer 4.0.
- In Control Panel, double-click Add/Remove Programs, and then click the
- In the list of installed programs, click Microsoft Internet Explorer
4.0, and then click Add/Remove.
- In the Internet Explorer 4.0 Active Setup dialog box, click "Uninstall
Internet Explorer 4.0 and all its components," and then click Advanced
to specify any additional components you want to remove.
- Click OK.
- When Setup starts in Maintenance mode, click Remove All.
If there are any files in the Recycle Bin, you receive the following
Internet Explorer 4.0 has modified the format of the
Click OK after checking that there are no files in the Recycle Bin
that you want to restore.
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.
Known Issues with Uninstalling
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 Yes. When you see
the "Starting Windows 95" message, press the F8 key, and then choose
Safe Mode from the Startup menu.
- Reinstall Internet Explorer 4.0, and then uninstall it.
- In Windows 95, restore a registry created before installing Internet
Explorer 4.0, and then use the Ieremove tool to restore your shell
files. For more information, see the following article in the Microsoft
Removing Internet Explorer 4.0 for Windows 95 Using
- In 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.
For information about how to manually uninstall Internet Explorer 4.0, see one of the following articles in the Microsoft Knowledge Base:
How to Manually Uninstall Internet Explorer 4.0
How to Manually Uninstall Internet Explorer 4.0 for Windows NT