How to reinstall macos from macos recovery apple support. Download and install or reinstall office for mac 2011. How to reformat mac os x without a recovery disc or drive. Downloaded the iso image and proceeded to make a mac os x bootable usb on windows.
The 64bit version is installed by default unless office detects you already have a 32bit version of office or a standalone office app such as project or visio installed. It may have been corrupted or tampered with during downloading. Im now at the stage of reinstalling os x but it asks for my appleid, which obviously i dont want to enter as im selling the mbp. Download and intall recoverit data recovery for mac. Startfahiges installationsprogramm fur macos erstellen apple. There, the mac reaches out over a wifi or ethernet connection to download the relatively modest recovery software, which then bootstraps the download of the full macos installer. Cant download the additional components needed to install. It will automatically detect the platform and language on. How to install os x after formatting your hard drive factory. Unable to reinstall mac os x lion after erasing hd hello, so i received a mac from a friend desktop not a notebook. Changing clover configuration and installation of mac os x add tip ask question comment download step 3.
If your mac is really old as in so old its running mac os x snow leopard or older it will not have a recovery partition, the only way to reinstall the os is to use the discs that shipped with. Jan 22, 20 in order to reinstall mac os first you have to download the latest version of the operating system. Mac os is the most stable operating system for any kind of desktop activity. Download and install microsoft onedrive for windows pc, mac, ios and android. Oct 07, 2019 click on the apple icon in the upper left corner of your screen.
Heres how to download and install a copy of catalina or another version of macos. Os x recovery disk assistant lets you repair disks or reinstall os x without the need for a physical disc. Macos sierra has arrived heres how to download and. You can reinstall a fresh copy of macos catalina with recovery mode. Os x mountain lion brings a lot of great things from iphone, ipad, and ipod touch to the mac. Click on save file and choose the destination as to where you would like this file to be saved. In the appeared window select the latest mac os operating. How to reinstall or clean install macos using recovery mode. This is problematic if you need to reinstall os x or macos on a newly formatted hard drive, if youre in an. Post installation configuration of mac os x sierra. How to install os x after formatting your hard drive. If youre unable to use internet recovery mode or create a bootable usb installer, you can still use a mac os x installation disc.
Trying to install windows along with os x i ended up erasing all the data on my macbook air. How to install macos or os x on a new hard drive for your mac. These discs are available for os x snow leopard, os x lion, and os x mountain lion. I have ran first aid in disk utility a number of times in a verifyfix cycle. How to download and install firefox on mac firefox help. Both ways of reinstalling keep your files and user settings intact. Give your disk a name, choose apfs or mac os extended journaled, and if scheme is. If you booted from an usb disk, click continue to advance to the installer.
With your information wipe complete, you are now ready to reinstall macos. How to download older mac os x versions via the app store. Afterward, you simply need to follow this basic drill to reinstall macos on your system. The recovery installs different versions of macos depending on the key combination you press. My internet connection is being disconnected often, and during component download it is being disconnected already the 3rd time and after the connection is back after a few mins, when i click retry it does not work anymore. How to reinstall macos when the startup volume was erased.
You can access recovery without a partition using network recovery. With the arrival of os x lion in 2011, apple changed its softwaredelivery method to a download model with the mac app store instead of using physical dvds and other media. You must be connected to the internet to reinstall macos. Learn how to use macos recovery to reinstall the mac operating system on your builtin drive or an external drive. To create a bootable media to install mac os x leopard on my old macbook a1181. Reinstall macos from the builtin recovery disk on your computer. In this video i show you how to reinstall mac os x on your apple. Aug 16, 2018 hello newbie person on thus forum what you want to do is let us know what kinda of mac book you have and what operations system you want to install because that apple computer can only reinstall on the original operation system the computer was shipped with some time ago the blackmarket sold pirate software when apple would charge a price for these osxs and the figured they would lose money if. This launches the os x installer, which will download a. Running diskutil list in internet recovery i can see that the recovery partition exists on disk0 but i assume it is corrupt in some way. To download and install mac os, your computers eligibility will be verified with apple to verify, you. It will show as installed, even if you hold the option key while clicking the purchases icontab in. Just as an fyi, i noticed that, once you redownload lion once, you cannot download it again even if you delete the install mac os x lion app from the applications folder. This option reinstalls the version of macos stored on your computers builtin recovery disk, including any updates that you installed.
How to create a bootable install usb drive of mac os x 10. What do you need in order to reinstall macos using recovery mode. This means that i cannot reinstall the version of mac os x currently on the disk. How to clean install macos catalina and older versions. Downloading and installing a new os gives you the opportunity to do some major house cleaning if you so desire. Download os x from windows to install on mac from usb. Click on the apple icon in the upper left corner of your screen. A deep scan will be immediately begin on your mac hard drive. To see additional disks, click the button show all drives.
A popup box will be displayed asking to save the file. Select the pc or mac tabs above to help you with the. To recover lost data on mac, please select a hard drive disk first where you want the lost data back. While downloading an os x or macos version offers instant gratification, it means youre left without an installer. The best thing to do is download it once and create a bootable install usb drive from the file for all of your macs. Unable to reinstall mac os x lion after e apple community. To download the macos installer, open the app store.
When your download is complete, run the dropbox installer. The lost or deleted files will be scanned in a while. Oct 09, 2016 when you click, a new popup will appear saying. Press and hold commandr until the utilities window appears. How to reinstall macos mojave macpaw making your mac. Reinstall mac os x without losing data when you get the macos utilities window on the screen, you can just click on the reinstall macos option to proceed. Follow the prompts, and click agree to accept the terms of the software license agreement. Nov 29, 2017 if you succeed in downloading the os installation, your next step is to create a bootable usb or dvd and then reinstall the os on your computer. Finally, click erase and youre done with this step. The tool allows you to create os x recovery on an external drive that has all of the same capabilities as the builtin os x recovery. Jan 15, 2020 learn how to use macos recovery to reinstall the mac operating system on your builtin drive or an external drive. Download iboot for windows install mac os x for free. Hi all, last night i secureerased my old mbp after deauthorising and signing out of everything etc.
This method should work on all apple computers and with all recent versions of mac os. When you download and use the os x or macos installer, the installer deletes itself as part of the installation process. As a mac os fan, you may want to use the mac os on your windows pc to get different operating system powers within the one pc. Reinstalling osx without an apple id macrumors forums. In order to reinstall mac os first you have to download the latest version of the operating system.
There were also quite a few tweaks and fixes that made users want to get the latest mac os high sierra download at the time. Mac os high sierra launched with a few new features such as an enhanced apple photos with new capabilities and many security updates and fixes. A clean installation of macos can speed up your mac and rid it of. When the macos window appears, if youre not performing a clean installation, skip to step 7. Macos sierra has arrived heres how to download and install it. The mac os high sierra release date was september 25, 2017. Download and install or reinstall microsoft 365 or office.
How to make a bootable flash installer of os x or macos. When you hear the startup chime or when the screen goes black on newer macs, keep holding the keys until your computer reboots. Dec 08, 2016 in this video i show you how to reinstall mac os x on your apple computer. I think ive already worked out that i can install the. If a wireless network is available, you can choose it from the wi. If you once had purchased an old version of mac os x from the app store, open it and go to the purchased tab. Os x recovery disk assistant free download mac version. In this case, the 32bit version of office will be installed instead.
If you succeed in downloading the os installation, your next step is to create a bootable usb or dvd and then reinstall the os on your computer. To download and install mac os, your computers eligibility will be verified with apple to verify, you need to have a internet connection. Download and install or reinstall microsoft 365 or office 2019 on a pc or mac. If your mac is from 2012 or earlier, there was an installation disc in the original box. Heres how to download and install a copy of catalina or another. If youve already installed os x or macos, redownload the installer. But you might find occasion to install, reinstall, or use it to upgrade, such as. First, youll need the os x or macos installer on your mac. Visit the firefox download page in any browser for example, apple safari. How to install a fresh copy of macos on your mac imore. Download the graphical macos installer for your version of python. If you booted from a functioning recovery partition, click the reinstall macos button. In this video i show you how to reinstall mac os x on your apple computer. After reinstalling macos in internet recovery mode, use the mac app stores updates tab to upgrade your operating system to the most recent macos version available.
This will erase all the information from the disk, including your personal data. How to reinstall macos if recovery wont work macworld uk. Oct 21, 2019 mac os high sierra launched with a few new features such as an enhanced apple photos with new capabilities and many security updates and fixes. To change from a 32bit version to a 64bit version or vice versa, you need to uninstall office first including any standalone office apps you. How to reinstall mac os x leopard and earlier wikihow. Some older macs with os x snow leopard may be able to use internet recovery mode after installing os x lion or later, and a firmware update.1585 1279 350 1363 676 33 825 1537 804 679 1552 377 545 1128 563 1158 520 937 564 869 1127 528 1144 49 429 163 415 961 488 14 481 1291 432