Not even Microsoft supports IE 10 and below anymore. If your company is supporting it, they need to look back at their policies because supporting a browser that hasn't been supported by its vendor since 2016 is a security risk.
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IE implements Websockets from version 11. It only becomes irrelevant if you don't intend to support versions 10 and below.
Not even Microsoft supports IE 10 and below anymore. If your company is supporting it, they need to look back at their policies because supporting a browser that hasn't been supported by its vendor since 2016 is a security risk.