Installation Guide – M365 Copilot Center of Excellence (CoE)

Hi while installing COE facing this Challege everything seems fine while in 2nd part ;

Section 2: Install the Copilot CoE Teams and SharePoint template

" Run the installation script using the command below:
.\InstallPackage.ps1 -adminFQDN <your-tenant-name>-
admin.sharepoint.com -siteFQDN <your-tenant-name>.sharepoint.com -
PnPClientID <PnPAppID>
where...
• adminFQDN = The fully qualified domain name for your SharePoint admin 
center URL (e.g. contoso-admin.sharepoint.com).
• siteFQDN = The fully qualified domain name for your SharePoint URL (e.g. 
contoso.sharepoint.com).
• PnPClientID = The PnP app’s AppID/ClientID from the app registration step." 

Error I am getting ; 

Connect-PnPOnline: C:\xxx\xxx\Downloads\CopilotCoESite\InstallPackage.ps1:87
Line |
  87 |  … adminConn = Connect-PnPOnline "https://$adminFQDN/" -Interactive -Ret …
     |                ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
     | Specified method is not supported.