Context: https://en.wikipedia.org/wiki/San_Francisco_Canyon_Company

Later testimony in the United States v. Microsoft Corp. case revealed that, at the time, Apple was threatening Microsoft with a multibillion-dollar lawsuit over the allegedly stolen code, and in return Bill Gates was threatening the cancellation of Microsoft Office for Mac.[2][3] In August 1997, Apple and Microsoft announced a settlement deal. Apple would drop all current lawsuits, including all lingering issues from the "Look & Feel" lawsuit and the "QuickTime source code" lawsuit, and agree to make Internet Explorer for Mac the default browser on the Macintosh unless the user explicitly chose the bundled Netscape browser.