EQ Admin EQ Forum Admin Staff member Apr 28, 2014 #1 If you are getting Error 334 "Can not to authenticate smtp server" please check the following: Is your password is correct? Verify your account has not been compromised Was your email account suspended for sending spam? Did your email host experience a temporary service problem? Last edited: May 6, 2015
If you are getting Error 334 "Can not to authenticate smtp server" please check the following: Is your password is correct? Verify your account has not been compromised Was your email account suspended for sending spam? Did your email host experience a temporary service problem?