WMIC (Windows Management Interface Command) is a command line tool that returns information about the system where it's run. To open a command line shell, at the bottom of the screen, left side of the taskbar, in the Windows search text box, type cmd. To learn your computers model, vendor, and serial number, type the command shown below at the command prompt.
wmic csproduct get name,vendor,identifyingNumber

Perfoming an online search with the name and vendor information provided will return loads of information allowing you to find upgrade, troubleshoot, or repair your computer.
More Windows Administration Information:
• The Windows 7 Backup and Restore Utility
• What Is Virtualization and What Are the Benefits?
• How to Audit Security Permissions and Access Rights in Active Directory
• How to Configure the msdos.sys file
• Script to Print a Directory File List
• How to Share a Folder in Windows 7
• How to Harden a Server
• Windows 7 Tweaks
• Disable Programs That Run at Startup on Windows 10
• Free Tool to Uninstall Windows 10 Store Apps
