Can Laptop Keyboard Keys be Replaced?

Yes, laptop keyboard keys can be replaced. Many laptop manufacturers and third-party suppliers offer replacement keys for a wide range of laptop models. Replacement keys often come in the form of a complete keycap (the part of the key that you press and the one with the letter or symbol on it) or a complete key assembly that includes the keycap and the plastic hinge mechanism under the key. 

The process of replacing a key on a laptop keyboard can vary depending on the make and model of your laptop. In some cases, it may be a simple process of popping off the old key and snapping on the new one. In other cases, the replacement process may be more involved and may require some disassembly of the laptop. 

It's worth noting that the availability of replacement keys and the ease of replacement can vary depending on the make and model of your laptop, and sourcing the replacement keycap, shipping and handling, and installation process also need to be considered. Also, if the key is stuck or not working due to a hardware issue, replacing the single key alone may not solve the problem and a full keyboard replacement may be necessary. 

In conclusion, laptop keyboard keys can be replaced, and it's a cost-effective and efficient solution when compared to replacing the entire keyboard. However, the availability, ease of replacement and cost of replacement can vary depending on the make and model of your laptop, and it's important to determine the cause of the problem before deciding whether to replace a single key or the entire keyboard.