Sincronismo de email para Outlook

http://prntscr.com/ccxns1

http://prntscr.com/ccxo00

http://prntscr.com/ccxo4z

Habilitar opção de configuração para cliente de email no próprio Gmail;

https://support.google.com/mail/answer/14257?authuser=2

https://support.google.com/accounts/answer/6010255?hl=pt-BR&authuser=2

https://www.google.com/settings/u/2/security/lesssecureapps