Best answer: How do I install fresh Mac OS on a new hard drive?

How do I install Mac OS on a new hard drive?

Step 4: Installing OSX on the New Hard Drive

  1. Install the NEW hard drive back into Mac. …
  2. Connect the OLD device to the SATA/IDE connector, connect the USB to the Mac and turn on the power to the new hard drive.
  3. Hold down the Option key and turn on the device to choose which device to boot to.

How do I install Mac OS on a new SSD?

The way I successfully did it was:

  1. Connect SSD via SATA cable to a Mac. …
  2. Disc Utility – Erase SSD, then partition SSD and give it a name.
  3. Insert flash drive with bootable OS ( icon appears on desktop)
  4. Click on OS icon. …
  5. Click on new SSD and install.
  6. When cooked, remove SSD from Mac and insert into mac mini.

19 окт. 2015 г.

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How do I wipe my Mac and start fresh?

Shut down your Mac, then turn it on and immediately press and hold these four keys together: Option, Command, P, and R. Release the keys after about 20 seconds. This clears user settings from memory and restores certain security features that might have been altered.

How do I install an operating system on a new hard drive?

To reinstall your Windows OS on your new computer, create a recovery disc that the computer can use to boot up the new, blank drive after it’s installed. You can create one by visiting the Windows website for your particular operating system version and downloading it to a CD-ROM or USB device.

How do I reinstall Mac from scratch?

Select your startup disk on the left, then click Erase. Click the Format pop-up menu (APFS should be selected), enter a name, then click Erase. After the disk is erased, choose Disk Utility > Quit Disk Utility. In the Recovery app window, select “Reinstall macOS,” click Continue, then follow the onscreen instructions.

Can you install Mac OS on external hard drive?

You can actually install macOS Sierra on an external drive, flash drive, or SD card, then use that device as your macOS system disk wherever you go. We’ll show you how to set it up. Keep in mind, this is not the same as using an external device to install macOS, which lets you install macOS from an external USB device.

What’s the difference between Apfs and Mac OS Extended?

APFS, or “Apple File System,” is one of the new features in macOS High Sierra. … Mac OS Extended, also known as HFS Plus or HFS+, is the file system used on all Macs from 1998 until now. On macOS High Sierra, it’s used on all mechanical and hybrid drives, and older versions of macOS used it by default for all drives.

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How do I install a new SSD in my MacBook pro?

Installing SSD (Solid State Drive) in Your MacBook Pro 13″ or 15″ Unibody

  1. Step 1: Acquire SSD (or Conventional HD) for Replacement. …
  2. Step 2: Prepare Your Workspace. …
  3. Step 3: Connect the Ground. …
  4. Step 4: Ground Yourself With Anti-static Wristband. …
  5. Step 5: Make Sure You Have All Necessary Tools.

How do you wipe clean a Mac?

How to wipe a Mac computer with a factory reset

  1. Turn your Mac computer off.
  2. Press the power button to turn it on, then immediately press and hold Command (⌘) + R. …
  3. After a few moments, the macOS Utilities window should appear — this is known as Recovery Mode.
  4. Select “Disk Utility” and click “Continue.”

18 окт. 2019 г.

How do you clear everything off a Mac?

How to Wipe a Mac Hard Disk Drive (HDD)

  1. Make sure your Mac is turned off.
  2. Press the power button.
  3. Immediately hold down the command and R keys.
  4. Wait until the Apple logo appears.
  5. Select “Disk Utility” from the OS X Utilities list. …
  6. Select the disk you’d like to erase by clicking on it in the sidebar.

What can I do with my old imac?

If the Mac is no longer functional, or if it’s too old, you can recycle it. Apple’s recycling program will take any of your devices and recycle them. They may even give you a gift card if the computer still has some value. You won’t get a lot, and lately Apple’s prices for Mac trade-ins have been very low.

Is operating system installed on hard drive?

The operating system is installed on the primary hard drive. Replacing this drive require replacing the operating system. In theory, you need a driver to recognize the hard drive; however, operating system installation disks come pre-loaded with the drivers needed to recognize the hard drive for installation.

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How do I format a new hard drive without OS?

You cannot format a hard drive from BIOS. You can only change the boot order get your computer to check for an OS startup CD, DVD, or USB stick. If you want to format HDD without OS, you have to create a bootable USB flash drive or CD/DVD and boot from it to perform formatting.

Do you have to format a new hard drive before installing Windows?

There is no need. The installer automatically formats the drive where you told it to install Windows. The only time you would format before installation is if you want to securely erase a disk by writing zeroes. This is only done before reselling a computer.

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