Before you look for activation key installed, you should enter it at first :)

So you don't have licenses installed on your product.

Don´t work for me, I have Office 2021 pro plus installed... C:\Program Files\Microsoft Office\Office16>cscript ospp.vbs /dstatus Microsoft (R) Windows Script Host versión 5.812 Copyright (C) Microsoft Corporation. Reservados todos los derechos. ---Processing-------------------------- --------------------------------------- --------------------------------------- --------------------------------------- ---Exiting----------------------------- C:\Program Files\Microsoft Office\Office16>

If you want to know what license you have installed, do the following steps to see the last 5 characters of the licenses installed in your product. **If your system is 64-bit perform the following steps:** **1 -** Run CMD as administrator. **2 -**Copy and paste the following command in CMD and press Enter. cd \Program Files\Microsoft Office\Office16 **3 -** Copy and paste the following command and hit enter. cscript ospp.vbs /dstatus **If your system is 32-bit perform the following steps:** **1 -** Run CMD as administrator. **2 -**Copy and paste the following command in CMD and press Enter. cd \Program Files (x86)\Microsoft Office\Office16 **3 -** Copy and paste the following command and hit enter. cscript ospp.vbs /dstatus There you can see the last 5 characters of the licenses installed in Office 2019 0 2021. **If you want to remove an installed license run the following command and press enter.** ** In 64-bits** cd \Program Files\Microsoft Office\Office16 cscript ospp.vbs /unpkey:XXXXX Where XXXXX means the last 5 characters of the installed license that you want to remove. Example: cscript ospp.vbs /unpkey:12345 **In 32-bits** cd \Program Files (x86)\Microsoft Office\Office16 cscript ospp.vbs /unpkey:XXXXX Where XXXXX means the last 5 characters of the installed license that you want to remove. Example: cscript ospp.vbs /unpkey:12345

Open Command Prompt (CMD) with Administrator rights: if you have: Windows x64 & Office x64: type **CD %SystemDrive%\Program Files\Microsoft Office\Office16** Windows x86 & Office x32: type **CD %SystemDrive%\Program Files\Microsoft Office\Office16** Windows x64 и Office x32: type **CD %SystemDrive%\Program Files (x86)\Microsoft Office\Office16** Then type: **cscript ospp.vbs /dstatus** You will see Office activation status and last 5 characters of activation key.