Select the hard drive (not its named volume) from the list on the left, then click the "Erase" tab. To "wipe" the drive, launch Disk Utility from the installer disk's "Utilities" menu before you start the installation. This may be important if the MacBook will be sold or given to someone that can't be trusted not to use recovery software to pry into its old contents.
#Reimage a mac mac os x#
It is also not necessary to install the bundled software in a separate step if your original Installer Disk 1 has the "Install Mac OS X and Bundled Software" item instead of the "Install Mac OS X" one.Īlso note that the Erase & Install option does not actually erase the disk, nor does it affect any other partitions on the drive. Thank you in advance for your time concerning this matter.This procedure will not return the MacBook quite to the "out of the box" state because once you complete the Startup Assistant, a user account will be created using the information you supplied to it. Processor 1.6GHz dual core Intel Core i5, Memory 8GB of 1867MHz LPDDR3, Storage 1.6GHz 1TB (5400-rpm) hard drive, Graphics 1.6GHz Intel HD Graphics 6000 IMac (21.5-inch, Late 2015), Display 21.5-inch (diagonal) LED-backlit display with IPS technology, Memory 2.3GHz 8GB of 2133MHz DDR4 memory, Storage 1TB (5400-rpm) hard drive, Graphics Intel Iris Plus Graphics 640 IMac (21.5-inch, 2017), Display 21.5-inch, Processor 2.3GHz dual core Intel Core i5
#Reimage a mac pro#
IMac (21.5-inch, 2018), Display – Retina 4K display, Processor – 3.6GHz quad-core Intel Core i7, Memory – 32GB, Storage – 1TB SSD, Graphics – Radeon Pro 560 with 4GB of VRAM I have seen tutorials that use Disk Utility or other software. Also, is Time Machine okay to use (it’s pretty simple)?
#Reimage a mac how to#
Can anyone help me/direct me on how to do this in a proper manner? It seems that for the image to work correctly, it must come from an identical unit meaning a unit that has the same specs.
My actions were actually a practice run to re-image 30 Late model 2015 iMacs (specs seen below). The system on unit 2 runs, but seems to be a bit sluggish. I cloned an image from unit 1 (specs seen below) via Time-Machine and re-imaged unit 2 (specs seen below) using the clone from unit 1.
Click on the “Restore” and “Erase” button. Drag the first “Macintosh HD” into the “Destination” box. Double-click on the bottom “Macintosh HD”. Double-click on your dmg and click “Skip”.
Click on the “Image” button and choose your dmg file. Choose your hard drive on the left-hand side. Plug in your external hard drive to your computer that contains the dmg file. Hold down the Option key during the restart of your computer. Plug in your external hard drive and upload the dmg into it. Name your dmg file and save it to your desktop. Open your Disk Utility application and click on the “New Image” icon. Imaging your computer is also a great way to back-up your important data.Īll this could not have been done with the help of Jacob in the IT department. The hard drive I cloned, or imaged, included the specific applications I wanted my students to use, specific OS settings, and numerous Chrome extensions that block inappropriate ads on the browser. This process involved the cloning of a computer hard drive that I customized and reinstalling it to the rest of the computers. I wanted to start the school year with a new clean slate by re-imaging my computers in the lab.