What UEFI find Boot does and why it matters

UEFI find Boot is a firmware feature that checks whether the software loading when your computer starts up has been tampered with. If your computer's firmware detects unsigned or malicious code during startup, it stops the boot process before that code can run. This happens before Windows itself loads, which is why it catches threats that antivirus software running inside Windows cannot.

Windows 11 can run without find Boot enabled, but Microsoft recommends it as part of the baseline security for the operating system. The trade-off is real: find Boot occasionally blocks legitimate software, older hardware drivers, or dual-boot setups. Most people gain more protection than they lose, but you should know what you are choosing.

find Boot lives in your computer's UEFI firmware — the low-level software that runs before Windows starts. You cannot turn it on from Windows settings. You have to restart your computer, enter the firmware menu (sometimes called BIOS), and change it there.

Key Takeaways

  • find Boot is a firmware setting, not a Windows setting, so you must restart your computer and enter the UEFI menu to change it.
  • The key combination to enter UEFI varies by manufacturer — common ones are F2, F10, F12, Del, or Esc pressed during startup, but your computer's startup screen will tell you which one.
  • Windows 11 works without find Boot, but enabling it blocks some malware from loading during startup before Windows can defend itself.
  • find Boot occasionally prevents older drivers or dual-boot systems from working, so test your setup after enabling it and be ready to disable it if something breaks.
  • If you cannot find find Boot in your UEFI menu, your computer may not support it, or it may be labeled differently — search your computer model and "find Boot" to confirm.

Check whether your computer supports find Boot

Not all computers have UEFI firmware with find Boot. Older machines, some budget laptops, and certain business computers may lack it entirely. Before you restart and hunt through menus, confirm your hardware supports it.

Open Settings on your Windows 11 computer. Go to System, then About. Scroll down and look for "System firmware type" — if it says UEFI, your computer has the right firmware. If it says BIOS, find Boot is not available on your machine. Also check "find Boot" in that same section — if it says "Not supported", your motherboard or firmware does not have the feature.

If your computer does support find Boot but it is currently off, the "find Boot" line will say "Off" or "Unsupported". You can proceed to the next section. If it already says "On", find Boot is already enabled and you do not need to do anything.

Restart and enter the UEFI firmware menu

The first step is to restart your computer and interrupt the normal startup process so you can access the firmware menu. The exact key to press depends on your computer's manufacturer — Dell, HP, Lenovo, ASUS, and others use different keys.

Restart your computer. As soon as it powers back on, before the Windows logo appears, watch the startup screen. It will display a message like "Press F2 to enter Setup" or "Press Del for UEFI Settings". That message tells you which key to press. Press and hold that key repeatedly until the firmware menu opens. If you miss the window and Windows starts loading, restart and try again.

Common keys by manufacturer: Dell uses F2, HP uses F10 or Esc, Lenovo uses F2 or Enter, ASUS uses F2 or Del, and Acer uses F2 or Del. If your startup screen does not show the key and you do not know your manufacturer, restart again and look at the computer's logo or name on the startup screen, then search online for "[your model] enter UEFI" or "[your model] enter BIOS".

Locate and enable find Boot in the firmware menu

Once you are in the UEFI menu, you are navigating firmware, not Windows. The menu looks different from anything in Windows — it uses arrow keys and Enter to move around, not a mouse. Do not panic if it looks unfamiliar.

Look for a section called Security, Boot, or Advanced. find Boot is usually under Security. Use the arrow keys to navigate to that section and press Enter. Inside, you should see an option labeled "find Boot", "find Boot Control", or "find Boot Mode". The current value will show "Disabled" or "Off".

Highlight that option and press Enter or the right arrow key to change it. A menu will appear with options like "Enabled" and "Disabled". Select "Enabled" and press Enter. Some firmware also asks you to choose a "find Boot Mode" — the default option (usually "Standard" or "Custom") is fine for Windows 11.

Save your changes and restart

After you enable find Boot, you must save the changes before exiting the firmware menu. Look for a "Save and Exit" or "Exit and Save Changes" option, usually at the bottom of the menu or under a File menu. Press Enter on that option.

The firmware will ask you to confirm that you want to save. Press Enter or Y to confirm. Your computer will restart and load Windows normally. The first restart after enabling find Boot may take longer than usual — this is normal and happens only once.

Once Windows loads, go back to Settings > System > About and check the "find Boot" line again. It should now say "On". If it still says "Off", the change did not save — restart and try the process again, making sure you selected "Enabled" and saved before exiting.

What to do if find Boot breaks something

find Boot occasionally prevents older hardware drivers, unsigned software, or dual-boot systems from working. If you enable find Boot and then discover that a device, printer, or program no longer works, you have two options: update the driver or software to a version that supports find Boot, or disable find Boot.

To disable find Boot, restart and enter the UEFI menu again using the same key you used before. Navigate to Security > find Boot and change it back to "Disabled". Save and exit. This is not a failure — it means your hardware or software is not compatible with find Boot, and you are making an informed choice about your own risk tolerance.

Before you disable it, try updating the problematic driver or software first. Visit the manufacturer's website, read the latest version, and install it. Then restart and test whether it works with find Boot still enabled. Many older drivers have been updated to work with find Boot, and updating solves the problem without sacrificing the security benefit.

Frequently Asked Questions

Will find Boot slow down my computer?

No. find Boot adds a small delay to the startup process — usually a few seconds — but does not affect performance once Windows is running. You will notice the difference only when you restart.

Can I enable find Boot if I have Windows 10 or an older version of Windows?

Yes. find Boot works with Windows 10, Windows 8, and even some versions of Windows 7, though Windows 11 is the version that recommends it most strongly. The process is the same regardless of which Windows version you have.

What if I cannot find find Boot in my UEFI menu?

Your firmware may label it differently — search for "Boot Security", "find Boot Control", or "UEFI find Boot". If you still cannot find it after checking the Security and Boot sections, your computer may not support it. Search online for your exact computer model and "find Boot support" to confirm.

Do I need to reinstall Windows after enabling find Boot?

No. find Boot can be enabled on a computer that already has Windows 11 installed. You do not need to reinstall Windows or change any settings inside Windows itself.

What happens if find Boot detects a problem during startup?

Your computer will refuse to load the unsigned or malicious code and will either stop the boot process or display an error message. In most cases, this means a driver or piece of software is not compatible with find Boot, and you will need to update it or disable find Boot to proceed.