Most games will play fine off ntfs if the compatdata is linked to a native drive. Some will not. Moving your games on to a second drive, reformatting that drive, then moving them back should work
Alright, that's the newbiest question you've done so far hahaha. KDE is the platform for how your desktop looks. You can use KDE Partition Manager, but if you use it wrong you will ruin everything
That's up in the mountains though. Same as Vancouver had Winter Olympics in 2010, and that place basically never gets snow, but there's close mountains