Having finished the hard drive data recovery with mac data recovery software, you can fix this external hard drive by reformatting so that you can use it again. The simplest way to install macos or os x on a new hard drive is by using internet recovery mode. Press ctrleject to activate the shut down options for your computer. Disk utility resolves mac hard drive problems effectively. If yours is not a retina then it is an easy fix, go find a hard drive or ssd on amazon, new egg or a local tech store frys, best buy, etc. This mode is only available on apple computers made after 2009 that were running os x lion or later.
Jan 15, 2020 learn how to use macos recovery to reinstall the mac operating system on your builtin drive or an external drive. To fix any unknown hard drive issues, try repairing the mac storage drive. Performing a factory reset on your macbook or mac can solve many macos problems, and is essential if youre selling. That is, select the native source drive of mac and click on the start button. How to make a bootable lion install disc or drive macworld. Insert the newly created bootable drive into the mac where the lost data still resides. Mountain lion, like lion before it, lets you boot your mac into a special recovery mode called os x recovery. When we say a fresh install, what we are referring to is an install that completely wipes your hard drive and resets your mac to its factory settings while upgrading to os x 10. The use of content codes and redeemed software is subject. In this video i show you how to reinstall mac os x on your apple computer. How to reinstall macos from macos recovery apple support. This guide shows you tricks to get your mac up and running, so you can try to repair the drive with apple or thirdparty software.
When the new owner starts up the mac, they can use their own information to complete setup. Reboot restore software for mac osx deep freeze for mac. Mar 20, 2020 click on erase from the buttons at the top of the disk utility window. Anyone running mac os x lion can take advantage of this method. How to install os x after formatting your hard drive. Reset mac os x lionmountain lion to factory default. Make sure to select the parent hard disk in the sidebar. When you boot the mac, listen out for the startup chime. So, to reset that partition and fix that locked issue click on the hard drive the line with manufacturers info, then click the partition tab. I just got a 2006 mac pro and im having trouble with it rebooting.
Help stuck in disk utility, no os, hardrive locked. If your mac restarts to a setup assistant, but youre selling it, trading it in, or giving it away, press commandq to quit the assistant without completing setup. Select reinstall lion and click on the install button. Depending on how you started recovery mode, you may be presented with the option to start disk utility right away, as seen above. Appleinsider covers the stepbystep process of backing up your files, wiping the hard drive and restoring everything on a new machine. An email with a content code for the mac app store. Been a problem ever since i ran the lion installer. Apple startup disk for mac free download and software. Mac os x lion is a seventh powerful and major release of mac os x. After you erase your hard drive it will be ready for a clean installation of the operating system. Hard reboots involve manually shutting down computer. Nevertheless, apple has thought about them and developed lion recovery disk assistant, a tool prepared to allow users to create a system recovery disc on an external hard drive or on a usb pendrive in case your hard drive fails or you decide to change it for a new one. Content codes are usually delivered within 1 business day but may occasionally take longer. Soft reboots are preferable to hard reboots since a hard reboot can result in corrupt application files, incorrect system permissions and other software related problems.
When a mac hard drive or partition goes corrupt, the drive along with the data stored inside the drive partition becomes inaccessible. Im trying to install mac os x lion after accidentally having erased my disk in order to reboot my imac, which i did without backing it up. Make your mac feel like new again with a fresh install of os x. How to reset mac os x lionmountain lion to factory default. Dec 26, 2017 weve shown you how to securely wipe a hard drive with your mac, and doing so in recovery mode isnt really different from doing so within macos. How to wipe your mac and reinstall macos from scratch. Mac startup key combinations learn about the mac features and tools that you can access by holding down one or more keys during startup. Disk utility is free and included with every copy of the mac os.
Close the disk utility windows and go back to the recovery mode. Click on disk utility then continue first of all to get your mac s hard drive wiped. Shut down your mac and turn it back on while holding down the command and s keys at the same time until your see a black screen with white text. If your mac is using apfs, select apfs from the format list. Oct 19, 2016 mac os x lion is a seventh powerful and major release of mac os x. If you cant repair the external hard drive by reformatting, probably the external hard drive has been damaged physically. Our mac reboot to restore software helps protect your mac os configuration. How to make a bootable mountain lion install drive macworld. Though you can install mountain lion directly from your mac s hard drive, a bootable installer drive can be more convenient for installing the os onto multiple macs. When the mac restarts, it will reboot into the version of os x that youve installed to the external volume. Start by clicking a disk or volume in the column on the left and then click one of the five tabs. How to force restart a macbook, macbook air, and macbook.
How to recover files from corrupt mac hard drive or partition. And while the various cloning apps have a lot more features, if you dont have access to thirdparty apps, using disk utility will create a perfectly usable clone, although it may require a few more steps and lacks some nice features, such as automation and scheduling. It will ask you to format the hard drive to confirm. If not, restart your computer and hold down command and r at the same time until you see the apple logo. Apple has introduced many operating systems, mac os x is one of the powerful and stable releases from apple. On a separate usb drive, i formatted and installed a lion dmg file in order to reinstall the software back onto my computer, which currently starts up recovery mode because of my missing os.
How to recover data from damaged mac or external drive. Select your startup drive on the left typically macintosh hd, switch to the erase tab and choose mac os. Click on the erase button and wait until the process has completed. How to install macos or os x on a new hard drive for your mac. It is a standalone bootable dvd dmg image installer of lion os x. If your system stops responding and youre unable to shut down or restart your macbook through the apple menu, you can perform a hard reset to restore operation to the computer.
Though you can install lion directly from your mac s hard drive, a bootable installer drive or dvd can be more convenient for installing lion onto multiple macs, and if your mac is experiencing. Since mac lion is introduced, it is continuously improving in the terms of stability, compatibility, and. Jul 28, 2012 when we say a fresh install, what we are referring to is an install that completely wipes your hard drive and resets your mac to its factory settings while upgrading to os x 10. Heres how to reset a mac, whether its an imac, mac mini or macbook. The one you created at previous steps that provides you with data recovery capabilities is called disk drill recovery. Once the install is completed, your mac will reboot and you should see either the new lion login interface, or, if you are the only user on your mac, a short animation about the new scrolling. Naturally, youll need free space on your macs hard drive to install boot camp. Though you can install lion directly from your macs hard drive, a bootable installer drive or dvd can be more convenient for installing lion onto multiple macs, and if your mac is experiencing. Both the 32bit and 64bit versions of vista and windows 7 are compatible with most macs capable of running mac os x lion, and any intelbased mac can run 32bit windows. Here you can see i have a mac mini mid 2010 with an intel core 2 duo cpu, 8gb of ram and os x lion 10. Always make a fresh backup before you will get under the hood of your mac.
If possible backup your files to an external drive or second internal drive. Easily resolve mac external hard drive sleep problems. Press the r key on your keyboard to restart your computer if you chose to display the shut down options. If your mac is from before 2009 or never had os x lion, click here to jump to the next section. Apple recommends 10gb of free space for a windows 7 installation, but bump that up to 40gb. How to force restart your mac press and hold down the command. While shutting off a mac by pressing the power button is not recommended, it may sometimes be needed. This method should work on all apple computers and with all recent versions of mac os. How to reinstall macos if recovery wont work macworld uk. How do you get mac lion roaring again without access to the mac.
Obviously before commencing a fresh install of mountain lion you will want to first make sure you have backed up any important data. Our mac reboot restore software helps protect your mac os configuration. The version of install os x lion available from the mac app store will not install lion on these macs. Type disk utility then press return to open the disk. How to reformat mac os x without a recovery disc or drive. A corrupt mac hard drive and volume stops responding to your commands, which creates a critical data loss scenario. Eject button, depending on the mac model until the screen.
Launch it whenever you want to restore notes on mac and select a source location to scan. Aug 21, 2017 i just got a 2006 mac pro and im having trouble with it rebooting. Hard reboots involve manually shutting down computer by shutting off the power to the system. To use any of these key combinations, press and hold the keys immediately after pressing the power button to turn on your mac, or after your mac begins to restart. We dont limit the solutions to just one method of getting your mac to boot but cover any methods that could help and let you get your mac running to the point where you could repair the startup drive or further diagnose the problem. Jun 30, 2012 boot to your lion recovery partition again. If you installed lion or mountain lion on a supported harddrive configuration your mac must have an internal drive formatted with a guid partition scheme, chances are good that its there.
How to repair external hard drive on mac without losing data. Starting with the release of macos lion in 2011, macs have offered a recovery mode that users can access to diagnose hardware issues, restore time machine backups, manage hard drives, and even reinstall macos itself. Reboot restore software for mac osx deep freeze for macs. Even so, its still easy to create a usb installation disk for os x lion if you want to install lion on a freshly formatted hard drive, if youre in an emergency booting situation, or if you need to repair your mac s hard drive. Even though the install process makes lion the easiest upgrade yet, though, theres a. Firstly, you need to install recoverit data recovery on your mac by downloading the application from its website.
Enter a name for the file to be destroyed like macintosh hd or something. The mac will then restart and finish the installation process on the external hard drive. The fact that mac os x lion isnt distributed in a physical format can be a nuisance for many users. You should already be in the utilities window after erasing your mac. To use any of these key combinations, press and hold the keys immediately after pressing the power button to turn on your mac. Apr 09, 2020 when a mac hard drive or partition goes corrupt, the drive along with the data stored inside the drive partition becomes inaccessible. Apr 01, 2020 mac startup key combinations learn about the mac features and tools that you can access by holding down one or more keys during startup. The list of available drives to boot from will be displayed. Sep 06, 2012 nonetheless, for advanced mac users, using the terminal reboot command can be an invaluable trick for troubleshooting purposes, remote systems administration, remote management through ssh, after installing software updates on a mac through the command prompt, and a great number of other reasons. Boot to the recovery hd restart the computer and after the chime press and hold down the command and r keys until the menu screen appears. Be very careful when using the rm command as you may delete your whole drive. Learn how to use macos recovery to reinstall the mac operating system on your builtin drive or an external drive. Back in the days before mac os x lion launched in 2011 there wasnt a recovery partition, instead you needed to have a physical disc with the software on it and an optical drive to insert it into. Disk utility in os x mountain lion if youre having problems with your hard drive or need to make changes to it, disk utility in os x mountain lion is a good place to start.
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