What does "user is over quota" appear in foxmail

Recently, a colleague sent me an email. It was always unsuccessful. I used foxmail. Foxmail appeared "user is over quota" error prompt. Later, I checked it from the Internet. It turned out that the mailbox was not full for a long time. Unable to send. Knowing the reason, it is easier to solve.

It's good to delete the unwanted mail in the mailbox to make room. Don't forget to empty the mail on the server. In order to avoid the occurrence of foxmail "user is over quota", it is recommended that you charge at least one email per day in the company, and it is best to set it to: Do ​​not make backups in the server. Generally, this should be the meaning, specifically I forgot.