You can try these steps to access Office 365 Using Remote Exchange Management Power Shell:Step 1 Run Windows PowerShell as administrator and run the following command.
Set-ExecutionPolicy Unrestricted Step 2 On a Windows PowerShell endpoint, run the following command and enter the Office-365 administrator account credentials for authentication in the popup window.
$LiveCred = Get-Credential Step 3 To establish a remote Windows PowerShell session with Office 365, use the New-PSSession Windows PowerShell cmdlet to connect with the generic remote Windows PowerShell endpoint at http://ps.outlook.com/powershell. Run the following command to create Remote Exchange Shell Session.
$Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri https://ps.outlook.com/powershell/ -Credential $LiveCred -Authentication Basic -AllowRedirection Note :
The user account you use to connect to office 365 Exchange Online must be enabled for remote shell.
You will be connected by now. If the Microsoft Online Services Sign-in Assistant has been installed, execute the following command:
Connect-MsolService –Credential $LiveCred