How to update avast endpoint protection suite on client from AEA

Hi,

Sorry i’m newbie on avast product.
Currently our company using avast product (AEA)

How to update endpoint to latest version from AEA? Am i need to update AEA first?
Currently we are using avast endpoint protection suite version 8, but this version not compatible in windows 8 and 10.

Clients with Windows 8 and 10 are supported.

https://www.avast.com/endpoint-protection-suite
See the “System requirements”