No, changing the name of a Windows machine is harmless. Nothing within Windows itself is going to care about the computer's name. The only case where it may matter is in custom scripting (or alike) that checks the computer's name to make decision about what to do.
To configure the network adapter card settings, click Configure. The Properties dialog box for your network adapter appears. This dialog box has seven tabs that let you configure the adapter: General: Shows basic information about the adapter, such as the device type and status. Advanced: Lets you set a variety of device-specific parameters Under admin privileges I ran netplwiz to bring me to the User Accounts menu. I selected the user name I need to change and went into properties. Under properties it has three fields: User Name, Real Name, and Description. I attempted to change the user name field and apply it to the PC. When I try to apply the change I receive the below message: Click Yes to make your wireless network private and allow sharing. Click either the Create a Homegroup or Join Now button. If you see a Create a Homegroup button, click it to create a new Homegroup. If you see a Join Now button (as shown here), somebody has already created a Homegroup on your network. zm87Z. 320 248 399 57 85 224 339 483 292