A few people have asked why we recommend temporarily disabling anti-virus or anti-spyware applications (which I’ll refer to together as anti-malware) prior to installing IE7, so here’s a little insight to the situation.

Along with copying IE7 files to your system, IE7’s setup writes a large number of registry keys. A common way anti-malware applications protect your computer is by preventing writes to certain registry keys used by IE. For more details, see the following link.

http://blogs.msdn.com/ie/archive/200...lications.aspx