Question: how to remove domain controller in windows 10?
Answer: 2 Click/tap on Access work or school on the left side, click/tap on the connected AD domain (ex: "TEN") you want to remove this PC from, and click/tap on the Disconnect button. ( ... 
3 Click/tap on Yes to confirm. ( ... 
4 Click/tap on Disconnect. ( ... 
5 Click/tap on Restart now.