HOW TO USE MAC PRO CD DRIVE MANUALLY SERIAL NUMBER
HOW TO USE MAC PRO CD DRIVE MANUALLY UPGRADE

Once the Startup Manager screen appears, release the Option key. Holding that key gives you access to OS X’s Startup Manager.

When you hear the startup chime, press and hold the Option key.

Press the Power button to turn on your Mac (or Restart your Mac if it’s already on).

Insert the USB boot media into an open USB slot.

Getting your Mac to load from a USB drive is fairly straightforward. So if your system is unstable, you need to run a diagnostic tool on the hard drive, or you just want to load a Linux desktop just to see what it’s all about, let’s look at how you start your machine using rescue USB boot media. How you start that rescue media can vary depending on the operating system you are using, but there are a few general guidelines that can help get your machine started, regardless of the OS you prefer. As a result, booting from USB media is becoming the standard. If you need anymore help in regards to this please contact us here.And while users historically would pop a boot media disk into their DVD or CD drive, many computers no longer come with optical disk drives.

If you're keeping your Mac, complete the setup assistant with your own information.

If you erased your disk before installing, or you installed on an external drive or other new disk, your Mac restarts to a setup assistant.

Your Mac restarts after installation is complete.

HOW TO USE MAC PRO CD DRIVE MANUALLY SERIAL NUMBER

To verify eligibility to install macOS, your Mac serial number is sent to Apple, and you might be asked for your Apple ID. If you don't see it, click Show All Disks.

Click Continue, then follow the onscreen instructions.

Choose Reinstall macOS (or Reinstall OS X) from the utilities window.

You're now ready to install macOS.įollow these steps after starting up into the recovery agent:

When done, quit Disk Utility to return to the utilities window.

Click Erase to begin erasing your disk.

Select your device or volume in the sidebar of Disk Utility.

Select Disk Utility from the utilities window of macOS Recovery, then click Continue.

If you need to erase your startup disk, follow these steps.

On a rare occasion your Mac may have a virus or a piece of Malware.Įrasing your startup disk permanently deletes all of the data stored on it.

You need to give the Mac to another colleague and it needs to be clean from old data.

You need to give the Mac back to HardSoft.

The macOS installer says that it can't install on your computer or volume.

You're trying to resolve an issue that Disk Utility cannot repair.

You should erase your startup disk in the following circumstances. When you see the macOS Utilities window, continue to the next section to determine whether to erase your machines hard drive or begin installing macOS.ĭecide whether to erase (format) your startup disk before installing macOS. This combination requires macOS Sierra or later. Install the macOS that came with your Mac, or the version closest to it that is still available.

HOW TO USE MAC PRO CD DRIVE MANUALLY UPGRADE

Upgrade to the latest macOS that is compatible with your Mac. Install the latest macOS that was installed on your Mac, without upgrading to a later version. Release when you see the Apple logo or a spinning globe. Hold down one of the following combinations immediately after pressing the power button to turn on your Mac. The Recovery installs different versions of macOS depending on the key combination you press while starting up.

How to use mac pro cd drive manually