Using classic Outlook for Windows in business environments
That's how it works for me and a number of others, after the error, click "View in Browser" again and it should work. 'View in Browser" creates a special web page file that ends in .MHT and only IE and Edge in IE mode can display it correctly. When IE leaves us in a few days, Edge will be the only one and it does currently have this glitch. The Edge folks are aware of it and should come up with a remedy.