after I updated to OS X Yosemite, my macbook air become hot and its battery running out fast. can help me?
sometimes my macbook overheating when i turned on wifi and when i placed it on flat surface.
MacBook Air, OS X Yosemite (10.10.4)
Reset SMC.
Choose the method for “On Mac notebooks with non-removable battery”.
https://support.apple.com/en-us/HT201295
Reset PRAM. http://support.apple.com/kb/PH18761
