Space of my iPhone is not enough for update.When I updated my iPhone 4s to iOS 8, it always prompted me that the memory has run out. After I deleted some photos, it...
"What else could it be!?" için yanıtStart it up normally then hold the Option key for a bit. Eventually a menu will appear and see if you can select your normal startup drive in the list. If it boots properly, then you can go into the settings and configure your startup drive. Might have just messed up somehow. If it doesn't detect or doesn't boot still, you might need to repair the drive. Follow this for a legit tutorial: Apple Official website Mostly need to check the following: (1) If your Mac doesn't get past the flashing question mark (2) If your Mac starts up to a gray screen (with no flashing question mark) or a flashing question mark or flashing globe, give the computer a few more moments to locate its system software. If you normally start your computer from an external drive (Thunderbolt, FireWire or USB) make sure the drive is connected and powered on. (3) If your computer still does not start up, try the next set of steps to help your computer find its system software. ''Turn off your Mac by pressing and holding its power button...
"Everything works fine but No backlight after water damage" için yanıtThere are some possible reasons： 1. The power supply is insufficiency. 2.Some parts like CPU, CMOS or display card is broken. 3.The connection between the accessories are bad.