Scenario
You are installing the Signatures for Exchange feature, and you get the following error message:
Reason
This error message is caused by a security feature within Windows regarding remote files.
Resolution
To resolve this issue, you can either unblock the zip from the Propertieswindow or Windows Powershell.
To unblock the zip file via the Properties window:
Go to your Downloads folder, right-click the zip file from the Exclaimer portal, select Properties and select the Unblock option.
- Click OK to proceed.
- Unzip the files and continue with the installation.
To unblock zip file via Windows Powershell:
- Open Windows Powershell.
Enter the Unblock-File command to unblock the zip file, and press [Enter] to proceed.
Unblock-File -Path .\Exclaimer.Exchange.TransportAgent-*.zip