Follow these steps to change the FTP quota or set it to Unlimited.
1. Log in to your cPanel account.
2. In the Files section, click on FTP Accounts.![]()
3. Under the FTP Accounts list, click on Change Quota. 
4.Under FTP Quota, specify the quota as a number or select Unlimited.
5. Click on Change Quota.
We hope this guide is helpful.