repairing disk errors

Hello. My laptop is not working properly for the last month. It started freezing randomly while using Google Chrome or Adobe Creative Cloud programs. After the freezing started, other problems started to appear - booting for several minutes, freezing in login menu, disk error checking...

Hi everybody! I am new (or actually old..lol) to building (my last build was around 2001)...i bought a case antec 1200 v3, an intel 4790k, an asus sabertooth z97 mark 2 and i was wondering what cooling should i buy. I read that corsair H100i is the best, but this gigantic case has a 1 top 200mm...