To install the AWS Command Line Interface (AWS CLI) for Windows you have to download the latest MSI installer below.


Download and run the AWS CLI MSI installer for Windows (64-bit)
https://awscli.amazonaws.com/AWSCLIV2.msi

Alternatively, you can run the msiexec command to run the MSI installer.
msiexec.exe /i https://awscli.amazonaws.com/AWSCLIV2.msi


To confirm the installation, open the Start menu, search for cmd to open a command prompt window, and at the command prompt use the aws –version command.

C:> aws --version



Links

Installing or updating the latest version of the AWS CLI
https://docs.aws.amazon.com/cli/latest/userguide/getting-started-install.html