Power ShellをExchange Onlineに接続する

Set-ExecutionPolicy RemoteSigned
[Net.ServicePointManager]::SecurityProtocol = [Net.ServicePointManager]::SecurityProtocol -bor [Net.SecurityProtocolType]::Tls12
Install-PackageProvider -Name NuGet -Force
Install-Module -Name ExchangeOnlineManagement
Connect-ExchangeOnline -UserPrincipalName