I wouldn't ever want to open up and fiddle with the innards of a laptop, except to replace the hard drive. I know where my comfort level ends!
But years back when I retired I built myself a tower PC. Extra quiet fans, cause I hate the whirring noises my old PC had,, even though I cleaned it out regularly. At least I can get my hands in there. And when a part starts to die, like a powder supply, hard drive, or DVD drive, the offending parts can be readily replaced. I built it with 16GB RAM and Windows 10 pro. After the 2nd Hard Drive began to die I switched to a SSD. Fortunately, ev