![]() ![]() Either you got the wrong keyboard from what your system is expecting or there is a circuitry issue within the logic board. As the external USB ports use a different USB hub and connect directly to the PCH chip it can confuse things. So while you replaced the keyboard there might be an additional issue here as Apple’s Internal keyboard and trackpad uses the SPI interface into the PCH chip. Basically, Apple uses an internal USB hub for both the keyboard and trackpad independent from the external ports. MS Windows accesses the internal USB ports differently than the external USB ports. Let the touchpad dry before powering on the laptop.You’ve got a bit of an onion problem! Let’s see if we can unwind some of the layers so we can discover what’s needed. Isopropyl alcohol will not damage electrical components, but other types of cleaning fluid might. ![]() ![]() This is best done with the laptop turned off and unplugged. Dirt, particularly grease, on the touchpad surface or on your fingers can prevent the capacitive surface from detecting input.Ĭlean a dirty touchpad carefully using laptop cleaning wipes or isopropyl alcohol on a soft cloth. That means it works by detecting tiny electrical charges from your fingertips when you touch it. Unless you have a very old laptop, the touchpad is likely to be capacitive. RELATED: How to Enter the BIOS on Your Windows 11 PC Your Touchpad or Hands Are Dirty Make sure to save any changes before you exit the BIOS settings. In the “Advanced” BIOS settings, look for “Touchpad” or “Internal Pointing Device”, and make sure it has not been disabled. The key you need to press varies between device manufacturers but is usually F2, F10, or F12. Power on your laptop and tap the key used to boot into BIOS. You can check by booting into the BIOS settings. Very occasionally, flashing or updating the BIOS can cause the touchpad setting to be changed. The Touchpad Has Been Disabled in the BIOSĪ laptop’s touchpad can be disabled in the BIOS settings. ![]()
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