Find and Remove Incorrect Office 2019 Keys

Find and Remove Incorrect Office 2019 Keys

Remove a bad key that you installed previously. Using cmd.exe DOS prompt in elevated mode.

in this directory
C:\Program Files\Microsoft Office\Office16

Office 2016 / 2019: C:\Program Files\Microsoft Office\Office16
or
C:\Program Files (x86)\Microsoft Office\Office16
Office 2013: C:\Program Files\Microsoft Office\Office15
or
C:\Program Files (x86)\Microsoft Office\Office15

look for ospp.vbs

Looking for ospp.vbs

Show the keys

Now you can check the license status by running the script called ospp.vbs, which is located in your Office program folder.
cscript ospp.vbs /dstatus
(will show you the keys circled)

Remove the keys

To remove your Office product key, you need to use the /unpkeyswitch, along with the last 5 characters of the product key.
cscript ospp.vbs /unpkey:{last five characters of product key}

Using key tool

See:
https://www.top-password.com/blog/remove-license-product-key-for-office-2016-2013/