These included creating misleading error messages and introducing technical bypasses that deprived QuickTime of the opportunity to process certain types of multimedia files. In some instances, users were left with the false impression that QuickTime was not functioning properly when, in reality, Microsoft never allowed QuickTime the chance.

Although Apple can bundle other browser programs with the Mac OS, it is prohibited from promoting any browser other than Internet Explorer. The technology agreement also gives Microsoft the right of first refusal to develop the default browser for any new operating system Apple develops during the term of the agreement.