Office 365 emails not sending? Your SMTP setup is probably wrong. Setting up Office 365 SMTP looks technical, but it’s actually straightforward when you know the steps. Enable SMTP authentication, use the same incoming server settings, and enter the correct credentials. Once configured, Outlook will test both sending and receiving automatically. If you see “Task completed,” your setup is done right. Get this right once, and your emails won’t silently fail again. | Saleshandy