Those modes are deprecated in Windows 10 and the Edge browser doesn’t support them at all.
The support for legacy document modes was a temporary solution, though. These are display modes designed to support older versions of IE while web developers transitioned to the standards used in IE11. However, it still ran in webpages displayed in legacy document modes. Microsoft first began killing off VBScript in December 2016, when it deprecated it in Internet Explorer 11 displaying pages in IE11 mode. Microsoft has announced that it will turn off support for the language by default in pre-Windows 10 versions in its Patch Tuesday updates on 13 August. Listen up, VBScript fans: your favourite scripting language’s days are numbered.
