How do I support Internet Explorer in an Angular 8 application?
According to this issue reply You need to follow the following steps Create a new tsconfig tsconfig.es5.json next to tsconfig.json with the below contents { “extends”: “./tsconfig.json”, “compilerOptions”: { “target”: “es5” } } In angular.json Under projects:yourAppName:architect:build:configurations, add “es5”: { “tsConfig”: “./tsconfig.es5.json” } and projects:yourAppName:architect:serve:configurations add “es5”: { “browserTarget”: “yourAppName:build:es5” } Remember to change yourAppName … Read more