It is possible you do not have access rights to do that or some software prevents you from that. it was not possible to associate with:
System Default mail Client
.EML
.MSG
.VCF
MAILTO
Urser is a meberof Administrators
v 7.0.0.56 (64-bit)
System Default mail Client
.EML
.MSG
.VCF
MAILTO
Urser is a meberof Administrators
v 7.0.0.56 (64-bit)