Looks like Google changed Gmail security and now less secure app access needs to be explicitly enabled if 2-factor authentication is not in place, otherwise send-mail fails with: 5.7.8 Username and Password not accepted. Learn more at 5.7.8 https://support.google.com/mail/?p=BadCredentials v5sm13756502ede.13 - gsmtp Signed-off-by: Vasyl Vavrychuk <vvavrychuk@xxxxxxxxx> --- Documentation/git-send-email.txt | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/Documentation/git-send-email.txt b/Documentation/git-send-email.txt index 0a69810147..06953fd1e0 100644 --- a/Documentation/git-send-email.txt +++ b/Documentation/git-send-email.txt @@ -494,7 +494,11 @@ edit ~/.gitconfig to specify your account settings: smtpServerPort = 587 ---- -If you have multifactor authentication setup on your gmail account, you will +If you do not have multi-factor authentication set up on your Gmail account, you +will need to allow less secure app access. Visit +https://myaccount.google.com/lesssecureapps to enable it. + +If you have multi-factor authentication set up on your Gmail account, you will need to generate an app-specific password for use with 'git send-email'. Visit https://security.google.com/settings/security/apppasswords to create it. -- 2.23.0