Internet Explorer 5.5 Does Not Allow Compressed Content Over HTTP Version 1.0

Internet Explorer version 5.5 accepts compressed content with HyperText Transfer Protocol (HTTP) version 1.0 over a direct connection to the Internet or by using a proxy connection. Note that Internet Explorer 5.01 does not accept compressed content with HTTP 1.0 over a direct connection to the Internet, but it does accept compression with HTTP 1.0 over a proxy connection.

To resolve this problem, obtain and install Internet Explorer 5.5 Service Pack 1. For additional information about how to do so, click the article number below to view the article in the Microsoft Knowledge Base:

WARNING: If you use Registry Editor incorrectly, you may cause serious problems that may require you to reinstall your operating system. Microsoft cannot guarantee that you can solve problems that result from using Registry Editor incorrectly. Use Registry Editor at your own risk.

To work around this problem, note that Internet Explorer 5.5 Service Pack 1 has added functionality so that Internet Explorer version 5.5 can use compressed content over HTTP 1.0. However, to enable this functionality, use Registry Editor (Regedt32.exe) to view the following registry key: Add the following registry value, and then quit Registry Editor:

Microsoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.