Check the motherboard model printed on the board itself
Open the PC case and look near the CPU socket, RAM slots, or PCIe slots
Use System Information on Windows and check BaseBoard Manufacturer and BaseBoard Product
Use Command Prompt on Windows and run `wmic baseboard get product,manufacturer,version,serialnumber`
Use PowerShell on Windows and run `Get-CimInstance Win32_BaseBoard | Format-List Product,Manufacturer,SerialNumber,Version`
Check BIOS or UEFI setup for motherboard details
Use a system information tool such as CPU-Z, HWiNFO, or Speccy
On Linux, run `sudo dmidecode -t baseboard`
On macOS, check hardware details with `system_profiler SPHardwareDataType`
Check the original PC or motherboard box, receipt, or manual
Look up the model in your PC manufacturer’s support page if it is a prebuilt system