When I first got my top-of-the-line Alienware M18 R2 laptop, the old Left 4 Dead 2 video game would…read morecrash every hour or so. I chalked it up to incompatibilities with Windows 11. Then, about a month after the warranty expired, the keyboard stopped working and the whole system would randomly hard crash several times a day. I took the laptop to a highly recommended shop for a diagnostic. They informed me that the keyboard interface card had failed and had damaged the motherboard in the process. They recommended buying a new motherboard, which would have cost about $2K. That wasn't an option. They also said a new keyboard card would cost $89. Since I did all of my software development work with an external monitor, mouse, and keyboard, I limped along for a few more months dealing with the random crashes.
When I finally had enough, in terms of both patience and funds, I ordered a refurbished keyboard card from Parts People for $20 and used Google to search for a shop that could possibly repair the motherboard. Google's AI bot ended up recommending Micro Soldering LAB in Escondido, CA.
After talking to the owner over the phone, I brought my laptop to the shop and left it. The next morning, the owner diagnosed two problems with the motherboard: First, one of the MOSFETs was damaged when the keyboard card failed. Second, unexpectedly, the liquid metal compound on the heat sinks for both the GPU and CPU was no good. He said he could have the MOSFET replaced and a better compound applied by the end of the day. True to his word, I got the laptop back fully repaired within a single day of dropping it off.
I can honestly say the laptop runs better now than when I bought it new. No more crashing during gaming or software development. I guess the GPU was overheating due to a poor initial installation of the thermal compound on the heat sinks. I am incredibly happy with the results and feel a whole lot better about the money I had spent on this laptop. I highly recommend Micro Soldering LAB for serious laptop computer repair.