POWERFUL 2012 model 15' Apple MacBook Pro (9,1) 2.3 up to 3.3GHz Core i7 with 960GB OWC SSD, 16GB RAM, internal superdrive (CD/DVD) with 94% battery health! MacBook Pro 15' (Mid 2012 Model / MD103LL/A). Download the OS from the Apple Mac Store to an external SSD or hard drive. Restart your MBP whilst pressing a few keys to get it to boot in to mode where you can install the OS fresh from the SSD. Google the key presses.

I upgraded my wife's MacBook Pro (Mid 2012- Non Retina Display) from the original hard disk drive to a new solid state drive. Both partitions (Mac OS and Bootcamp) were cloned with moving some personal files away from the desktop afterwards. That is, there was no fresh installation to any OS. The video shows the time it took to load 4 big programs before and after. Games download for mac. Below are more device specifications if anyone is interested. Processor: Intel(R) Core(TM) i7-3520M CPU @ 2.90GHz, 2 Cores Ram: 8.00 GB Bootcamp: Microsoft Windows 10 Pro.

This is not to advertise for a specific SSD.

First thing I would do here is make sure your systems firmware is upto date. Follow this Apple T/N:. You might have something still newer depending on your OS version. • Hint: the last digits (after the last dot) are hexadecimal so you'll need to convert it to decimal to know if your systems version is newer or older than the T/N.

Mavericks and newer OS's have firmware updaters within the OS installer. You'll need to get a SATA to USB adapter so you can connect your SSD externally to your system. Here's one unit: for 2.5' drives.

With the SSD plugged in to your system you'll need to run Disk Utility to partition the drive with GUID and format it with Mac OS Extended (Journaled) partition. The next step is to download from the Apps Store the OS installer. Run the installer selecting the SSD drive it will install a fresh OS onto your SSD. Once done you'll want to double check if it's working correctly.

Restart the system and press the Option key so you can select the SSD as the boot up drive. If the system starts up you can then shut down the system and swap over the drives. Follow this IFIXIT guide:. Yes, the OS installer is placed in your Application folder. You'll want to copy it to your desktop or another folder as the installer in the Application folder will self erase after you run it from there. This gets a bit confusing here as it depends on what you want to do.

First make a full backup of your stuff (TimeMachine) On another drive. If you are swapping out your current drive and want to save your stuff you'll want to have both drives connected to your system. Then run the Installer to first formatting your new SSD and then install the OS (hint: use a new user account name). At the end it will ask you if you want to migrate your user accounts, Apps and data over. If you want to limit what is transferred either clean things up before hand or limit your folders as you want to move over.

I would strongly recommend you also replace the HD cable and place some tape under the cable that rubs against the upper case. Don't make the mistake by insering the new ssd stright out of the box. OS and disc formatting need to be done first. I wanted to install a new OS into a mac mini and had no previous useable HD. The way I successfully did it was: Connect ssd via sata cable to a Mac.

(Ssd icon shows on desktop) Disc Utilty/ Erase ssd then partition ssd and give it a name. Inset flash drive with bootable OS ( icon appears on desktop) Click on OS icon. Disc Utility/ Install OS then select Show all disks Click on new SSD and install. When cooked, remove ssd from Mac and insert into mac mini. Then boot up.