It is known that Google and Mozilla are deprecating Symantec SSL certiticates soon in 2018.
https://www.symantec.com/connect/blogs/information-replacement-symantec-ssltls-certificates
https://blog.qualys.com/ssllabs/2017/09/26/google-and-mozilla-deprecating-existing-symantec-certific...
However, I cannot find any official announcements from Microsoft about whether Internet Explorer or Edge will follow the same. Does anyone have any news on this? Many thanks.