If you’re tired of having to hit F12 or the Fn keys every time you need to make use of F1-F12, then you’re not all alone. A lot of Lenovo laptops have Fn key enabled by default. Fn key activated by default and this means that features like volume, brightness, or Wi-Fi are prioritized. In this post we’ll explain how to deactivate the function key on Lenovo laptops with just a few simple steps.
What Is the Function (Fn) Key?

Its function (Fn) keyboard in Lenovo laptops can be used to perform additional functions to your keyboard. For instance:
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F1 = Mute
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F2 = Decrease Volume
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F3 = Increase Volume
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F4 = Mute Microphone
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F5 = Refresh, etc.
To activate the F1-F12 key typically, you need to press the Fn+ key. But, you are able to disable this feature to allow the F-keys to function normal.
Method 1: Disable Fn Key via BIOS
It is the best and most secure method.
Steps:
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Switch off the Lenovo notebook.
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Restart the device and hit either the F1 or F2 keys repeatedly until you see the Lenovo logo appears in the BIOS.
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Use the arrow keys to navigate:
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Configuration – HotKey Mode
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Change HotKey Mode to Disabled.
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Press F10 to Save & Exit.
Now now, the F1-F12 keys will function normal without the need to press Fn.
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Method 2: Use Lenovo Vantage Software (If BIOS Is Locked)

Lenovo offers an official application to manage the system’s settings.
Steps:
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You can download Lenovo Vantage via Microsoft Store. Microsoft Store.
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Start the app, and then go to:
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Hardware Settings – Input
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Locate your Funktion Key Behavior and change it to:
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“Function Keys” (instead of “Hotkey Functions”)
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This method is secure and can be used even when you’re unable to access the BIOS.
Bonus Tip: Check Keyboard Lock or Toggle
Certain Lenovo laptops allow for quick switching via the keystroke:
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You can try pressing Fn and Esc — this typically changes the key function instantly.
Final Thoughts
Enable the Fn key to disable the Fn key on Lenovo laptops is a breeze and can boost your productivity, particularly for those who are an expert in gaming, programming or a powerful user. No matter if you’re using the BIOS as well as Lenovo Vantage these steps are easy and safe.
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