How to Support IE11 Users as You Move to Angular 13
IE11 no longer works when upgrading react-scripts from 3.4.3 to 4.0.1 (react-scripts 4.0.1 is not compatible with react-app-polyfill 1.0.6 or 2.0.0) · Issue #10258 · facebook/create-react-app · GitHub
GitHub - Stinkstudios/sono: A simple yet powerful JavaScript library for working with Web Audio
Error on IE 11: Object doesn't support property or method 'slice' · Issue #277 · Hopding/pdf-lib · GitHub