You may require to free up the cPanel Disk space by removing emails from your email account permanently. cPanel provides an inbuilt tool which will remove the emails permanently. Following are the steps for this.
- Login to the cPanel.
- Click on Email Accounts.
- Go the Email account which emails you want to remove permanently and click on Check Email button.
- You are now at Webmail Page. Click on the email account (Top-Right) and select Manage Disk Usage.
- In Manage Disk Usage >> Go to the required folder. In Actions, click on Manage.
- Select the All Messages (If you want to remove all emails) and Click on Delete Permanently.
That's it. You are done with removing emails.