When a user searches for "trackpad crack," they are usually looking for a culprit. The cracking usually falls into two main categories: External Trauma and Internal Pressure.
While glass provides silky-smooth glide and excellent sensitivity for multi-touch gestures, it is brittle. A trackpad crack usually falls into one of three categories:
To understand why trackpads crack, we first need to understand how they are built. In the early days of laptops, trackpads were plastic buttons. You pressed the bottom of the pad, and a physical switch underneath clicked. trackpad crack
Temporarily, yes. Applying a layer of polyimide tape (Kapton) or packing tape can keep glass shards from falling out and smooth over the sharp edge. However, there are two massive downsides:
It's internal pressure from a swollen battery . When a user searches for "trackpad crack," they
A swollen battery is the number one cause of spontaneous trackpad cracks. Specifically, this happens in MacBooks (models A1502, A1398, A1706, A1707, A1989) and Windows ultrabooks.
To understand why a trackpad crack occurs, you must first understand what modern trackpads are made of. Gone are the days of plastic nubs. Since the early 2010s, high-end laptops (especially MacBooks, Dell XPS, and Surface devices) have utilized coated in an oleophobic layer. A trackpad crack usually falls into one of
Some users of newer M2 and M3 MacBooks have reported "spontaneous" cracks that appear overnight without an impact [23]. If your device is under warranty and there is no clear point of impact, it may be worth pushing for a free repair at the Genius Bar as a potential manufacturing defect.