1.Step: There is no product key or serial for Microsoft Office activations in METU. After product installation, computers connected to METU Campus network with appropriate network configuration will be activated. If this is not happen, you must follow the steps below.
You must download kms_office2019_client.bat (For Office 2016: kms_office2016_client.bat) file. You can find the file at the place where Office software downloaded in Licensed Software page. Download the file and then, you should select it, right click and select Run as administrator.

Office 2019 Serializer Mac Password - Mac.loyal-download.info

Microsoft Office 2019 Vl Serializer

2.Step: Product will be activated after this process.

Office 2019 Serializer Mac Password Unlocker

Office 2019 Serializer Mac Password Recovery Tool

Note For Mac Users: In Microsoft Office for MacOS 2016 version the user doesn't have to do anything, after installation one should be using the product without activation. In Microsoft Office for MacOS 2019 version the user must download Volume License (VL) Serializer file from Licensed Software Web Page and install it. After that Microsoft Office has to be activated.