Good day, everyone. I'm Dayna Martin, If you want to do the setup of the office without the product key using www.office.com/setup then you have to Copy the code into a new text document. Create A New Text Document. Paste the code into the text file. Then save it as a batch file. Run the batch file as administrator. You can call professionals to do the task smoothly. They are trained and experienced to perform such tasks and they will get it done for you.