Apple mac boot up commands

Various macOS Startup Modes Explained

Thank you! If you suspect it crashed or is again stuck, shut it off then unplug everything from it, including the power cable. Let it sit for a while, then plug the power cable, mouse, and keyboard if applicable back in, wait a few more seconds, and then power on into Safe Mode.

How to Boot in Single User Mode on a Mac

See this article for more details. Tried to put in the two commands in termial. All I get is no such file or directroy. If I type ls say Library. How do I get to a place where these command will work? The cursor is stuck in upper left corner. Try some of the tips outlined in this article dealing with Cursor Issues on Macs! My Mac shuts down.

SO helpful!! Especially the You Tube video at the end! Thanks so much guys!! I have also tried running disk repair. But none of those attempts helped. My MacBook still stops at loading screen from time to time. Have you installed RAM recently? If you suspect the problem is related to RAM, try removing it and replacing. Once you back up, first disconnect all third-party peripherals then try restarting your Mac in Safe Mode hold the SHIFT key when pressing the power button or when restarting.

See if the problem continues or resolves. If problems continue, try running EtreCheck to look at problems and create a report that you can later provide to a service provider, if necessary. I tried the above solution for my mac mini.

Actually my mac mini randommly restart after apple logo with booting line down the apple logo ,then again restart with same problem. Please help me.

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I am having a lot of trouble with this as well. I am running Lion I also tried the commands provided in the comment a few messages below mine and got the same message. I came across this issue yesterday for a client on a MacBook Air. I tried a few of the options above. Once there, I shut down. I was facing the same problem. Thanks a ton! My Mac has been stuck at startup with the loading bar.

Are you backing up regularly with Time Machine or something else? For whatever reason, many readers report that reinstalling without erasing did not work.

How to Fix a Mac not Booting up (Part I)

Hope something here helps. Now I have a message saying that I have missing package and this loops around to coming up with the same message. Any assistance would be appreciated. Thank you. Sorry to hear about your troubles with your recent High Sierra installation.

How to Enter a Specific Startup Mode

Then run disk utility to check your drive. See if this works. This lauches the startup manager. Select your Macintosh HD or whatever you named your drive and see if it boots up normally. I ran the hardware test with no issues. So now it looks like I need to erase my Mac and start over. I did create a hard drive copy.

Any help would be much appreciated! Since you successfully created a. If you have access to another Mac, you can check that. Click Verify, then click Done. My iMac stuck on loading screen. What already done: 1.

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In this mode hard disc looks good. Nothing changed. Any ideas???

Take a look at the article section 4. Using Terminal in Single User mode. Now when I turn it on and off it comes up with a flashing document folder simbol with a question mark in the middle.

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What do i do please help! Sorry to hear about your Mac problems with start-up. It sounds like your MacBook Air is not seeing the internal hard drive. Try starting up with Startup Manager and see if it recognizes your hard drive. Hold down the Option key immediately after turning on your MacBook 2. Release the Option key when you see the Startup Manager window 3. Select your startup disk and press Return.

Oh well. I carried on with my day. With that being said, everything was working just fine, regardless of this error. Then I had packed up my things and went home.

How to choose a startup disk on your Mac to boot from USB

It gets stuck. And then the cursor appears—sometimes it disappears. I can movie it around, but the screen is just blue.

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Select a network. It gets stuck. All I get is no such file or directroy. Safe Mode allows you to launch your Mac with the bare essentials required to start the operating system. If you want to transfer files from one Mac hard drive to another, Target Disk mode makes it simple.

I have access to nothing. Sorry about your troubles on your older MacBook. Quick overview of Mac startup key combinations To boot your Intel-based Mac into any of the macOS built-in startup modes, you must press and hold one or more keys detailed below after turning on the computer.

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  • Option key - Wikipedia.

Other keyboard shortcuts are available after your Mac has started up. Need help? Ask iDB! It really depends on your issue, and what version of macOS you need:. The Standard Recovery mode reinstalls the version of macOS that was last installed on your Mac, taking the Installer image file from your Mac's local recovery partition.

The Internet Recovery mode connects to Apple servers, checks for any hardware issues, and downloads either the version that came with your computer at the time of purchase, or the latest compatible one depending on which key combination you choose. Lost or accidentally deleted your family pictures, or other important data?

If you are looking to recover lost data, but don't have a backup - macOS Recovery mode will not be very helpful to you.