Scripts in this repository require PowerShell 7. See this article for help installing PowerShell 7.
Run git clone https://github.com/JustServe-Resources/Zendesk-PowerShell in the Terminal to save a copy of this.
Add ls <cloned folder> -filter "*.ps1" | %{import-module $_} to your PowerShell profile. For help creating a PowerShell profile, see this article.