How to Check BIOS Version
Method 1 of 4:
Finding the BIOS Version on Windows Computers Using the Command Prompt
- Click the Start menu, and then click Run.
- In Windows 8, right-click the Start menu, and then click Run. You can also access this menu by pressing the WIN + X keys.[1]
- In the Run dialog box, type cmd.
- The Command Prompt window opens.
- The Command Prompt is a program lets you control your computer with text commands.
- Type wmic bios get smbiosbiosversion. The string of letters and numbers following SMBBIOSBIOSVersion is your BIOS version.[2]
- Write down the BIOS version number.
Method 2 of 4:
Finding the BIOS Version on Windows Computers Using the BIOS Menu
- Reboot your computer.
- Open the BIOS menu. As the computer reboots, press F2, F10, F12, or Del to enter your computer BIOS menu.[3]
- You may need to press the key repeatedly, as boot times for some computers can be very quick.
- Find the BIOS version. In the BIOS menu, look for text that says BIOS Revision, BIOS Version, or Firmware Version.
- Write down the BIOS version number.
Method 3 of 4:
Finding the BIOS Version on a Pre-Installed Windows 8 Computer
- Restart your computer. While the computer reboots, press and hold the Shift button until you see the boot options menu.
- Open the Troubleshoot menu. On the boot options screen, click Troubleshoot.
- Open UEFI Firmware Settings. On the Advanced options screen, click UEFI Firmware Settings.
- If you don't see UEFI Firmware Settings, your computer didn't have Windows 8 pre-installed, and you'll need to get the BIOS version via the command prompt or the BIOS menu.
- Click Restart. The computer reboots into the UEFI firmware settings screen.
- Look for the UEFI version. Depending on your computer hardware, you'll see different information. The UEFI version will usually be under the Main or starting tab.
- Write down the UEFI number.
Method 4 of 4:
Finding the Firmware Version on a Mac
- Open About This Mac. Click the Apple menu, and then click About This Mac.
- Get the Mac system report. Click More Info, and then click System Report.
- Get the Boot ROM Version and the SMC Version. Under Hardware Overview, write down the Boot ROM Version and SMC Version (system).[4]
- The Boot Rom Version is the software that controls the Mac booting process.[5]
- The SMC Version is the software that controls the power management on the Mac, such as when it goes to sleep.[6]
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