how do i find the name of the computer?

Go to Settings / System / About, Device specifications: Device name

There is also button "Rename this PC" if you want to change your PC's name.

or you can check current name in command prompt. 

Open Command prompt and type: Hostname

Please see:

https://www.cnet.com/how-to/find-out-your-compu...

Disclaimer:

This is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.

Hello,

Try these steps:

1. Open the Control Panel.
2. Click System and Security > System.
3. On the View basic information about your computer page, see the Full computer name under the section Computer name, domain, and workgroup settings.

Let us know if this helps!