How To Turn Off AutoComplete For Microsoft Internet Explorer Version 5.0 Or Higher

Select "Internet Options" from the "Tools" menu on Internet Explorer's menu bar.

Select the "Content" tab at the top of the "Internet Options" dialog.

Select the "AutoComplete" button on the "Content" tab.

If the "Forms" checkbox is checked, de-select it.

Make sure "Forms" checkbox is not checked on the "AutoComplete Settings" dialog.

Make sure "User names and passwords on forms" checkbox is not checked and click on the
"Clear Passwords" button before selecting the "OK" button on the "AutoComplete Settings" dialog.

Select the "OK" button on the "Internet Options" dialog.