* Download (D)DoS Deflate Interface (Plesk) plugin from the below link :
# https://go.plesk.com/buy-plesk-ext/aast-ddos
* Login to your Plesk control panel and do the below steps
# Click on Extensions.
# Remove the existing Extension of (D)DoS Deflate Interface (Plesk).
# Then click on Add extension.
# Choose file.
# Locate the zip file downloaded in the first step.
# Click OK.
* Enter the license provided in the client area and you are ready to use our upgraded plugin.