I want to be able to email (send/receive) from my gmail acct using also an email address assigned by the office. I keep getting the following message: Server returned error: "535-5.7.8 Username and Password not accepted. Learn more at 535 5.7.8 https://support.google.com/mail/?p=BadCredentials r1sm3027094qtp.77 - gsmtp , code: 535"