In less than 24 hours, Microsoft will retire Internet Explorer. Starting Wednesday, those who try to open the application will be directed to the company's more recent browser Microsoft Edge. Microsoft introduced Edge in 2015 and it has gradually phased out Internet Explorer. Internet Explorer had been the go-to browser on Windows PCs for years before rivals such as Mozilla's Firefox and Google's Chrome snagged users away. Click the link in our bio for more details on the end of Internet Explorer's era.