wd-40

Hi. I've read some users' take on WD-40. Some have said that spraying WD-40 in mice have fixed their scroll wheel/button problems, not working. Some said that their double click stopped. How effective is WD-40 really? Surely, can't be a permanent solution but how long do the effects last?

Hello, So... Basically, I found a laptop in the basement that was sitting there for about four years. The basement wasn't the best environment as there was high humidity and a lot of debree from some machinery and so because of that, the laptop suffered a lot but I'll spare you the unneeded...