If your email disk quota has been reached and you want to increase or modify it, you can do so in DirectAdmin. 1. Log in to your DirectAdmin Account.2. In the E-mail Manager section, click on E-mail Accounts or type E-mail Accounts in the navigation filter box, and the option will appear. Click on it.3. Under the Email Account list, the email address appears with a plus icon on the right side. 4. Click the Plus icon and choose Change Limits. 5. Modify the E-mail Quota field as per your requirement. If you have the unlimited option available, choose it instead.6. Click on Save.Your email quota limit will be modified.