MS Office 2016 – Fix installation error code 30066
The Office installation error 30066 is mostly caused due to the following reason:
- The office installation has been blocked due to the installed antivirus software or the firewall.
- Poor internet connection.
- Some previous version of the Office suite has already been installed to the device of the users.
- The setup files of the previous version of the Office suite have not been removed completely.
- Insufficient Disk Space.