Personal computers have advanced from simple MS-DOS machines to modern 16GB RAM monsters at a mind-numbing pace. Not long ago, computers with limited processing power took up an entire room, while today, we carry around ultra-powerful computers in our messenger bags or even our pockets. We rely on modern computers for everything, including food, transportation, entertainment, shopping, and even dating. But these technological marvels are complicated. Sometimes, a quick reboot is all you need to fix a glitchy or slow computer, but some problems won’t go away that easily. To keep your computers and yourself up and running, it’s important to know the warning signs for serious problems. The following is a list of common PC problem indications.