Microsoft Outlook have launched in 2012 and now they have almost 400 Millions of user data and crucial informatons. Outlook is a free email service provider where one can register and login by sharing their name & mobile number in the profile details. But it is widely reported by the outlook users that outlook emails not sending with attachments or without attachments. So after a techncial research by our experts, We have found the best 3 solutions to fix this issue:
1) Make sure that you still have enough quota of sending mails per day, because outlook limits their user to send a maximium particular number of emails per day.
2) You can also check the recipient email address because if you're missing a single letter in the email address, then it might fail to send email to the another person.
3) You can turn up the authentication with the help of Windows Forums and Windows 10 Settings.
We hope that now you're able to send emails from your Outlook account. But incase, if your emails are still stucked, you can change the email service provider.