How do I turn on function keys on my Toshiba laptop?

How do I turn on function keys on my Toshiba laptop? 

Press “Fn” and “Num lock” at the same time if the “Fn” key still does not work. Use the “F11” key if your laptop has no “Num Lock” key.

How do I lock and unlock the Fn key? 

If the function lock key is present on your keyboard, simply press the key and the Fn key to lock Fn keys. To unlock Fn lock, repeat the action again. The Fn lock key is represented by a lock symbol and located under the Esc (Escape) key on most standard keyboards.

How do I turn off the FN Lock key? 

The laptop must have advanced BIOS options for the “Fn” key to be disabled.
  1. Turn on your computer.
  2. Use the right arrow to move to the “System Configuration” menu.
  3. Press the down arrow to navigate to the “Action Keys Mode” option.
  4. Press “Enter” to switch the settings to disabled.

Why is my Fn key locked? 

You have to look for a keyboard key with an Fn padlock icon on it. Generally, Esc is an Fn padlock key on keyboards. If in case, you see an Fn padlock on your Esc key, then press Fn key and then press Esc while holding the Fn key. After this, you don’t have to press the Fn key to active secondary key functions.