"slmgr.vbs /dlv" is used to view information of your Office on KMS host.
Please ensure that the KMS client can contact the KMS host, the number of clients applying for activation is greater than 5.
You may run cscript ospp.vbs /dstatus
to check the activation of Office on KMS client.
To activate Office KMS client, you can try following commands to specify the KMS host.
cscript ospp.vbs /sethst:<a KMS host name>
cscript ospp.vbs /act
For more, the reference is: Tools to manage volume activation of Office
Any further issues, welcome to post back.
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