Use disk utility to repair your disk or erase your disk or other storage device. Start by clicking a disk or volume in the column on the left and then click one of the five tabs. Disk utility will create the partition and set up the drive it can take a while. How to install macos or os x on a new hard drive for your mac. Rufus can come in handy when you need to simply format a usb drive, install an os on a machine that lacks a cddvdrom drive, or. Apple system disk for mac free download and software. But if youre like me, then you really want a installation disk for whatever reason you dont want to download it again for your other machine, youd like to have a.
Heres how to download and install a copy of catalina or another. Follow the onscreen instructions, which will guide you through the steps necessary to install. However, this article explains the steps required to create the mac os x usb boot disk for lost data retrieval and running disk. Then open disk utility finder go utilities disk utility. This is problematic if you need to reinstall os x or macos on a newly formatted hard drive, if youre in an. The application lies within system tools, more precisely system optimization. Normally, it is assumed that updating os is a oneway road. Thats why going back to a past apple os version is problematic. Disk utility, as its name implies, is a utility for management of hard drive, cddvd and compressed image files. After rebooting and configuring your system download and install macos sierra. Our builtin antivirus checked this mac download and rated it as 100% safe. Use safari to browse the web and find help for your mac.
How to create a bootable installer for macos apple support. As with mac os 9, you cannot use either of these functions on your startup partition. Two options are to use duplicate a free utility which can copy and paste an entire bootable volume, or mac backup guru a paid, fully featured backup utility with unique incremental backups capability for that. When you clone the recovery volume on any partitions listed in disk utility, any data in the destination volume will be deleted. Disk utility can create a bootable os x yosemite installer. With apple file system apfs, the file system introduced in macos 10. It shows the sizes of files and folders in a special graphical way called treemaps. I need a bootable copy of disk utility that i can burn to a cd and use.
Then doubleclick the file within, named installmacosx. How to make a bootable mavericks install drive macworld. Its easy to reformat your hard drive using disk utility in macos or os x. This will make it so that you can view the containing drive like apple ssd rather than simply the partition or volume that is accessible by the user facing part of the file system like macintosh hd. The most popular mac alternative is daemon tools, which is free. 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. You can adjust a setting in disk utility for mac to see all device disks and drives connected to a mac.
This feature can be used to start up your machine and perform emergency maintenance services such as repairing a corrupted drive by running disk utility, surf the internet to assess the problem you might be experiencing or download any necessary updates. There are many alternatives to disk utility for mac if you are looking to replace it. Launch disk utility from applicationsutilities or spotlight search. Then, it proposes to build a bootable install disk and make it look. The os x recovery disk is a native but hidden recovery volume on your mac hard drive. To use disk utility to work on your primary disk, follow these steps. Rufus is a standalone app designed to format and create a bootable usb drive for a large variety of isos. It should be the drive at the top of the sidebar if there are multiple drives. 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. First aid will run, checking the health of your macs drive. How to clean install macos catalina and older versions.
Mac os x tutorial using the apple disk utility youtube. Festplattendienstprogramm benutzerhandbuch fur mac apple. Type or paste one of the following commands in terminal. If you succeed in downloading the os installation, your next step is to create a bootable usb.
Steam cleaner steam cleaner is an open source utility that restores disk space by. Disk utility is used to diagnose and fix problems with a disk or damaged volumes. Download iboot for windows install mac os x for free. How to make a bootable flash installer of os x or macos. How to convert external hard drive to fat32 on mac os x for free using disk utility. Os x base system is the recovery partition used to install os x without a cd. Disk drill does provide a separate feature to install a new instance of mac os x using the bootable drive that can be created with it. If youve ever wondered where all your disk space has gone, disk inventory x will help you to answer this question. How can i download a copy of disk utility for a mac. If disk utility tells you the disk is about to fail, back up your data and replace the diskyou cant repair it.
Once disk utility is running, look in the left hand pane for the mounted. Therefore, it is a good idea to prepare the usb drive before you create os x recovery drive with disk assistant, especially a usb drive with a large amount of storage space. Download the relevant macos or os x installer from apple, then use. Doubleclick the downloaded file to open a window showing its contents.
The app is just over 1mb in size and is notably faster than similar competitor apps such as the windows 7 usb utility, universal usb installer, and unetbootin. Ram disk utility pro free version download for mac os x. Repair a storage device in disk utility on mac apple support. Disk first aids is included with disk utility in os x and macos, and can. Ive searched high and low for a place to download it without luck. In the sidebar, select a disk or volume, then click the first aid button. Grandperspective is a utility application for macos that graphically displays the disk usage of your file system. Connect the usb flash drive or other volume that youre using for the bootable installer. Drive genius 3 is a powerful disk utility for mac os x. While downloading an os x or macos version offers instant gratification, it means youre left without an installer. Download the iboot windows from the download session. Disk utility mac os x panther applications and utilities. The main challenge is to download the os installation file itself, because your mac may already be running a newer version.
Once you have the install mac os x lion app download to your applications folder, navigate to that app in finder. Install macos the macos that came with your mac, or the version closest to it that is still available will be installed. Making bootable usb of mac os x with disk utility youtube. Os x base system is locked, unable to install sierra on mac.
It was majorly released for server os for macintosh computers and apple inc. After installation of the installer is complete, open the applications folder on your mac, then. Mac users interested in download disk utility generally download. Insert your usb stick and observe the new device added to disk utility. Open terminal, which is in the utilities folder of your applications folder. Here is a detailed guide for the process a mac operating system installer. Make sure that it has at least 12gb of available storage and is formatted as mac os extended. Download a copy of disk utility for a mac with help from an expert who is proficient with all apple products and able to provide osios. The swornby advice for years by experienced os x users and apple alike was to run disk utility and click repair permissions as the first step in troubleshooting something gone wrong. The fastest way to access the mac os x partitioning app is to press command. If that doesnt suit you, our users have ranked 37 alternatives to disk utility and 16 are available for mac so hopefully you can find a suitable replacement.
When it was still lion diskmaker, diskmaker x had the ability to burn dvds too. Being the successor of os x yosemite, it mainly focuses on stability, performance, and security. Where can i get this simple os x tool to save my mac. If you only intend to work with a secondary disk or partition, launch disk utility from the finder. In this video, i will be showing you how to make a bootable usb recovery disk using a usb flash drive, so you can repair andor restore your mac os. This is useful for doing a clean install which is recommendable to do every 6 months or so, or for keeping a reusable installer handy to use on other machines. Once the download is complete, the installer will start automatically. How to make a bootable install disk of mac os x lion.
Im away from home and unwisely didnt bring my os dvds. Youre going to want to use disk utility and format macintosh hd. To download a gps log file using eos utility, use map utility 1. How to download and install old versions of os x on a mac. How to use macos recovery to restore the operating system. Disk inventory x is a disk usage utility for mac os x. Click on your macs startup drive in the disk utility sidebar. Insert your mac os x install cd into your computer. The most popular version among the application users is 1. As soon as you launch the application, it tries to find the os x install program with spotlight. Diskmaker x formerly lion diskmaker is an application built with applescript that you can use with many versions of os xmacos to build a bootable drive from os xmacos installer program the one you download from the app store.
Probably emptied for disk space prior to this install. Release notes were unavailable when this listing was updated. Disk first aid mac os disk repair utility lifewire. Os x recovery disk assistant lets you repair disks or reinstall os x without the need for a physical disc. Our website provides a free download of ram disk utility pro 1. Today i am showing how to make a boot able usb drive for mac using a. Most of its advanced features, such as partitioning, formatting, cloning, partition table management are intended for power users of the operating system, however, the utility may be useful for an average mac user with its basic features as well. There are three ways you can create a bootable os x install drive.