Windows 10 default client problem

In windows 10 ,I can ́t to establish email client as default, ir ́s give me an error: “Either there is no default mail client or the current mail client cannot fulfill the messaging request…”

That is a problem within your copy of Windows 10 - something somehow is blocking the change to make eM Client the default.  I had no trouble making eM Client the default application in my copy of Windows 10 Pro. 

Luis, I found a link that might be useful for you in solving your problem:…

Look here, as I have described it.