To install Plesk try our new Web Installer here https://get.plesk.com/
You will be asked to input the license key during the installation, input this: A00400-21M805-RKFJ04-HTSN54-GEPY77
How to install all the goodies: once you are done with Plesk installation, go to Extensions and install from there. Manual for those needing more information: https://docs.plesk.com/en-US/onyx/administrator-guide/plesk-extensions/extensions-catalog.78328/#o78334
· This is a one-time offer, available for ACHI guests. Plesk reserves the right to alter or terminate this offer at any time.