Hello,
I'm Independent Advisor and Microsoft MVP, here to help you with your question.
Try these steps:
In the Search Bar, type Control Panel and open it.
Go to System and Security.
Under System click See the name of this computer.
On the left side of Computer name, domain, and workgroup settings, click Change settings.
Windows will now need to restart, so save any files you have open, and then click OK.
Let us know if this helps!