1. Don't hold the power button down, just press it. It's exactly the same as going through the menus to hit "shutdown".
2. Even by physically yanking the power cord out of the wall, it's quite difficult to actually cause problems with modern PCs, I'd place odds on hardware problems with your laptops, you're probably going to have more data corruption issues in the future.
2. Even by physically yanking the power cord out of the wall, it's quite difficult to actually cause problems with modern PCs, I'd place odds on hardware problems with your laptops, you're probably going to have more data corruption issues in the future.