To disable the touchpad on a laptop, you can usually do so through the device settings or by using a keyboard shortcut. Here are some common methods to disable the touchpad:

1. Using a keyboard shortcut: Many laptops have a function key combination that can be used to toggle the touchpad on and off. Look for a key with an icon that resembles a touchpad or trackpad, often located in the top row of keys. Pressing this key along with the Fn key should disable the touchpad.

2. Through device settings: On Windows laptops, you can usually disable the touchpad through the Control Panel or Settings menu. Go to Control Panel > Hardware and Sound > Mouse, and look for an option to disable the touchpad. On a Mac laptop, you can disable the touchpad through System Preferences > Trackpad.

3. Using third-party software: There are also third-party software applications available that can help you disable the touchpad or customize its settings.

Keep in mind that the exact steps y vary depending on your laptop model and operating system.