If you have another user configured on your Mac, try to sign in to your computers that user account. Try to boot your mac from recovery partition and run disk utility to check permissions and disk. Restart your Mac and hold down the Command key and the R key (Command-R), and keep holding them until the Apple icon appears, indicating that your Mac is starting up. If your Mac freezes on startup than it's probably one of the startup items, apps that launch when your Mac turns on. You'll need to check on them and remove the extras. FIX: Stop programs from running at startup on Mac: go to Settings Users and Groups Login items and uncheck any app that you don't want to launch when switching your Mac on, or restarting it. How to Unfreeze a MacBook. When using a MacBook, an application or the entire computer could become unresponsive. Typically, this happens after a colorful spinning wheel appears on the screen, but in some cases, the computer just stops responding. The cause of an unresponsive MacBook could be an application glitch.
You may need to unfreeze a Mac computer if a program or the computer no longer responds. Frozen systems are becoming less common with newer versions of the Apple operating system, but if you use a computer, it is very likely it will freeze at some point. Serial connection to usb adapter. Fortunately, there are steps to take to fix the problem.
Step 1
Press 'Command,' then 'Escape' and 'Option' at the same time on the keyboard. Release all three keys. If the Force Quit menu does not appear on the screen after a few seconds, skip to Step 3.
Step 2
Click the name of the application that has frozen from the list. Click 'Force Quit.' The program should close. If not, go to the next step.
Step 3
Press and hold the power button on the computer or keyboard until the computer turns off. If it does not turn off, unplug the power cable that is connected to the back of the computer from the outlet.
Step 4
Plug the power cable back into the computer. Press the power button to restart it.
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ReferencesAbout the Author
Dustin Lamb contributes to various online publications, specializing in computers and technology. Lamb has a bachelor's degree in computer information systems from Cleary University and also works as a technology consultant.
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Download nokia best software. It is sad, but it seams you may need to visit an Apple service office..
If you have bootable backup that it is made before failures started you may try to boot your Mac from this disk and see if the keyboard works. If yes.. then clean OS X reinstall may help.
If you do not have bootable backup you may create one by installing, lets say Carbon Copy Cloner and create bootable backup on external USB disk using it.
Jumpin jack download. Then boot from that external disk, and do clean install to disk located inside your Mac
Unfreeze Macbook
Hackmii installer for 4.3u. Otherwise, I believe that it is worth showing your Mac to the guy with screwdriver in hands.
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