Stop guessing BSOD causes — this method reveals the real culprit fast.
If your Mac is slowing down, freezing, running out of RAM or storage, and just not behaving like it used to, a good Mac ...
We're seeing more positive signs that the RAM crisis is easing somewhat, but be careful not to raise your expectations too ...
There are other, less dire reasons to update. One is compatibility -- although it's unlikely, BIOS updates can be required ...