Why does my fan increase noise while using normally?When I wake up the MacBook from sleep mode the fan is quiet and while using it the fan increase noise and gets really loud...
"white MacBook won't come out of sleep /hibernate"에 답변Something has interrupted the MacBook in sleep mode. To fix this, press and hold the power button until the sleep light turns off then boot the MacBook up again.
"My computer won't boot, i'm getting a folder with ? on it"에 답변This indicates that some critical OS files cannot be found, or a corrupted OS or maybe even (as mayer says)a HD failure.