Find Your Computer Serial Number (Host Number): Windows Commands, Labels, and BIOS (Reference Content)

Method 1: Lenovo PC Manager (as provided)

Open Lenovo PC Manager, go to the computer information page, and click Hardware configuration in the top-right to view the host number.

Method 2: Windows command (as provided)

1. Press Win + R.
2. Type cmd and press Enter.
3. Run the command:

wmic bios get serialnumber

The value shown under SerialNumber is the host number.

Method 3: Bottom label (as provided)

The label typically includes host number, model, and production date. The source content states that the host number is the value after S/N, starting with AB/CB/DB/EB/NB/WB plus 8 digits.

Method 4: Battery bay (as provided)

If the machine is on, shut down first. Remove the battery and check the host number.

Other locations mentioned (as provided)

• Packing list
• BIOS (commonly press F1 or F2 at boot to enter BIOS)