Mac OS X 10.4 and later
Launch your System Preferences.
Click on the Sharing pane.
Your Computer Name is listed at the top of the pane.
Windows 10
Rick Click the Windows Start Button
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Click System
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On the View basic information about your computer page, see the Full computer name under the section Computer name, domain, and workgroup settings.
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Windows 8.1
Right click on the Start button
Click System
Under Computer name, domain, and workgroup settings, you can find your computer name, and its full computer name if your computer is on a domain.
Windows 8
Hover the mouse at the top right
Click the settings cog > PC info.
Under Computer name, domain, and workgroup settings, you can find your computer name, and its full computer name if your computer is on a domain.
Windows 7
Open System by clicking the Start button.
Right-click on Computer, and then click Properties
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Under Computer name, domain, and workgroup settings, you can find your computer name, and its full computer name if your computer is on a domain.
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Windows Vista
Open System by clicking the Start button.
Click on Control Panel > System and Maintenance, and then clicking System.
Your Computer Name is listed under Full Computer Name.
Windows XP
Right-Click My Computer and Select Properties
Click the Computer Name tab.
Your Computer Name is listed under Full Computer Name.
Support
Contact your IT support (see who supports you).
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