If you are constantly troubled with the AOL mail not sending issue, then you must try to execute these steps shared below. Moreover, if you do not wish to troubleshoot the same manually, then do contact Aol Support number that is available in service 24*7.
First, check twice that the email address of your recipient is correct.
Next, ensure that the device is connected correctly to the internet.
You must also not exceed the permissible limit of 25 MB while sending attachments
Last, but not the least confirm from the receiver if your mails are landing in their spam folder.
Visit: Aol tech Support