Microsoft Office activation
C:\Program Files\Microsoft Office\Office16>cscript ospp.vbs /dstatus
copy SKU id
C:\Program Files\Microsoft Office\Office16>ospprearm.exe SKU_id
C:\Program Files\Microsoft Office\Office16>cscript ospp.vbs /dstatus
copy SKU id
C:\Program Files\Microsoft Office\Office16>ospprearm.exe SKU_id