The pages appear to be providing accurate, safe information. Standard Disclaimer: There are links to non-Microsoft websites. I will keep working with you until it's resolved. Feel free to ask back any questions and keep me posted. Set the preferred browser as Default in Settings > Apps > Default Apps. It's easy to share bookmarks between all of them in their settings under Import Favorites from another Browser, and Firefox and Chrome let you sign in to sync your Favorites on any other device you sign into. I use Firefox, Edge and Chrome in that order of preference.

I would have several browsers on your task bar so there's always one that's best for the task.

Then retrace those steps to check the IE box again to reinstall it. If that's not enough reinstall Internet Explorer at Settings > Apps > Apps & Features > Programs & Features link > Turn Windows Features On & Off > uncheck the box for Internet Explorer, click OK, restart PC. Reset IE in Internet Options > Advanced Tab. I'm Greg, an installation specialist and 10 year Windows MVP here to help you.