Internet Explorer's market share was 65% in 2009. In 2015, just before its slated deprecation to Edge, it was 19%. That isn't because it wasn't the default, it'

Internet Explorer's market share was 65% in 2009. In 2015, just before its slated deprecation to Edge, it was 19%. That isn't because it wasn't the default, it's because it wasn't good enough. If Google Search, as the default search engine of Android, wasn't good enough, nobody would use it.