Toggle Keys mainly refer to the Caps Lock key, the Num Lock key and the Scroll Lock key. Moreover, turning on Toggle Keys enables you to hear a tone when you press the keys mentioned, which helps you quickly confirm whether they have been turned on or not without checking the top-right indicators on your keyboard. For your better reference, this text respectively illustrates how to turn on and turn off Toggle Keys in Windows 10 computer.
Video guide on how to turn on and turn off Toggle Keys in Windows 10:
Way 1: Turn on Toggle Keys using the Num Lock key.
Hold down the Num Lock key on the keyboard for 5 seconds or even longer until the Toggle Keys dialog shows up, and then choose Yes.
Way 2: Turn on Toggle Keys in Control Panel.
Step 1: Access Control Panel.
Step 2: Open Appearance and Personalization.
Step 3: Tap Turn on easy access keys under Ease of Access Center to move on.
Step 4: Check the box before Turn on Toggle Keys and hit OK in the Make the keyboard easier to use window.
Tip: You can also open the above window following the path of Control Panel/Ease of Access/ Change how your keyboard works.
Step 1: Open the Make the keyboard easier to use window.
Please refer to the instruction introduced in Part 1.
Step 2: Deselect Turn on Toggle Keys and tap OK.