By default, your Mac starts up from its built-in hard disk, but a startup disk can be any storage device that contains an operating system compatible with your Mac. For example, if you install macOS on an internal or external drive, your Mac can recognize that drive as a startup disk. You can then follow the steps in this article to start up from it.
Use Startup Disk preferences
When you use Startup Disk preferences to select a startup disk, your Mac starts up from that disk until you choose a different one.
Oct 07, 2019 The most important thing to do before making any changes to your hard drive is to back it up. Time Machine is the easiest way to back up your data if you don't already have another system in place. Second, make sure you have enough free disk space to properly run a secondary operating system. Almost all desktop PCs can handle more than one internal hard drive. Some Windows 10 laptops can, too. Here’s how to install a second internal hard drive on a Windows 10 computer: Turn off your PC. Crack open the case, put in the new hard drive, attach the cables, and secure the drive. A USB 3.0 8GB Flash Drive; An external hard drive or SSD with a USB 3.0 connector/enclosure (see the above picture) A Mac computer/Macbook or access to Hackintosh PC; TheEFI folder with right config.plist file; Patience (sometimes a lot) Before You Begin. Make sure the external hard drive or SSD does not contain any data as we will be.
May 12, 2014 In this video I show you how to install a second hard drive in to your macbook pro. I also show how to install and SSD and 16gb of ram. This step by step procedure is super simple. Connect an external drive to the Mac. In this example the drive is a 1TB USB 3.0 external hard drive that is preformatted in the Microsoft File Allocation Table (FAT) format. Partitioning, naming and formatting the external hard drive. Select the hard drive in the left hand pane, as shown, and click the Partition tab. Mar 12, 2020 After creating the bootable installer, follow these steps to use it. Plug the bootable installer into a compatible Mac.; Use Startup Manager or Startup Disk preferences to select the bootable installer as the startup disk, then start up from it.
- Choose Apple menu > System Preferences, then click Startup Disk.
- Click the lock and enter your administrator password.
- Select your startup disk, then restart your Mac.
If you see a message that your security settings do not allow this Mac to use an external startup disk, check the External Boot setting in Startup Security Utility.
![Download video youtube app mac Download video youtube app mac](/uploads/1/2/7/2/127234108/203314047.png)
Use Startup Manager
When you use Startup Manager to select a startup disk, your Mac starts up from that disk once, then returns to using the disk selected in Startup Disk preferences.
![Mac Os Instal Second Hard Drive Mac Os Instal Second Hard Drive](/uploads/1/2/7/2/127234108/208792963.jpg)
- Press and hold the Option (Alt) key immediately after turning on or restarting your Mac.
- Release the Option key when you see the Startup Manager window.
If your Mac is protected by a firmware password, you can release the key when you're asked to enter the password. - Select your startup disk, then click the arrow under its icon, or press Return.
If you press and hold the Control key during this step, your selection is saved in Startup Disk preferences, so it persists until you change it.
If your Mac is using OS X Lion 10.7.3 or later, you can also use this method to start up from your Time Machine backup disk. Startup Manager identifies your Time Machine backup as ”EFI Boot.”
If you can't select your startup disk or start up from it
Check for these possibilities if you can't see your disk in Startup Disk preferences or Startup Manager, or your Mac won't start up from it.
Check for a compatible operating system on the startup disk
Make sure that your startup disk is using a version of macOS that is compatible with your Mac.
To start up from an external disk with macOS Catalina 10.15 or later, the disk must connect via USB-A, USB-C, or Thunderbolt, not FireWire.
Check startup security settings
If you're using a Mac that has the Apple T2 Security Chip, check the settings in Startup Security Utility. These settings determine whether your Mac can start up from another disk.
Check for Option ROM firmware
If you're in Startup Manager and can't see a third-party startup disk, the startup disk could be using Option ROM firmware. To enhance system security, Mac computers with up-to-date software don’t show devices that use Option ROM firmware until you load their firmware. To do that, press Option-Shift-Command-Period while in Startup Manager. If your startup disk appears, do that each time you want to start up from it or from another disk connected to it.
If you're using a firmware password, the ability to load Option ROM firmware is disabled as an additional security protection.
Double-click on the c:dj61226122 folder to open the folder.5. Hp 6122 driver mac os x. Once the files are loaded and driver installation screen appears, proceed to step 6. If this screen does not appear, continue with the next step to manually open the screen.4.
FonePaw - Solution - Eraser - Format A Hard Drive for MacOS
Some people are asking for a way to format a hard drive for Mac. Whether you are trying to backup Mac to an external hard drive, wipe out any personal information and sell the computer, or even use a new operating system, you need to format the hard drive on your Mac or PC.
But before you can do anything, you need to make it clear that the hard drive you want to wipe or format would be an external hard drive or an internal hard drive. We can easily format external hard drive for Mac. But when it comes to format internal hard drive for mac, things are getting a little more complicated. Maybe we will go through with the way to format a startup drive for Mac later. But now in this guide, we will cover the situation of formatting an external hard drive in steps.
Notice that you need to backup your importanct files on the hard drive you are going to format as the procedure would delete all of the data and bring it back to the factory settings.
Format an external hard drive for Mac
How to Format External Hard Drive for Mac
If you are trying to format Mac external hard drive, you can go over the process step by step:
Step 1. Connect your hard drive to your Mac.
Step 2. Open Finder and choose 'Applications > Utilities > Disk Utility' to launch the app on your Mac.
Step 3. Once you open the Disk Utility app, you can see all the drives on your Mac are listed on the left-hand sidebar. Just select the one you want to format and click on the 'Erase' tab.
Format an external hard drive for Mac
Step 4. Now in this interface, you will see a 'Format' option. In this drop-down box, you are allowed to choose different format.
OS X Extended (Journaled) should be selected if you are going to use the drive as a system or 'boot' drive on macOS.
Mac OS Extended should be selected if you will be using the drive as a media or 'scratch' drive on Mac.
Mac OS (FAT) is compatible with both PC and Mac platforms. However, there's a limit to transfer files within 4GB.
ExFAT is similar with Mac OS (FAT) but it can work with files as large as 16EB (exabytes)
So if you are going to use an external drive for both your Windows PC and your Mac, you should choose the ExFAT or FAT format.
Choose format for hard drive
Step 5. Format a pen drive mac os. Name your drive you like but it would be better to choose something specific, so that you can make things clear every time when you look at its name.
Step 6. Click on the 'Security Options' button and you are able to choose the way (fastest or more secure) to format your external disk. The fastest way will save your time but it erases the drive only by removing the header information. That is to say, you can easily restore the hard drive using a data recovery software if the files haven't been overwritten. It is not good and the format process is meaningless in some way. So maybe you can try the more secure one. It may take quite a long time, but it will erase the drive in a deeper way.
Step 7. Click on the 'Erase' button to start erasing the external hard drive or USB. Formatting a hard drive will take a while and wait for it patiently. Once the progress bar is at 100%, the job is done!
How to Recover Formatted Hard Drive on Mac
![Mac Os Instal Second Hard Drive Mac Os Instal Second Hard Drive](/uploads/1/2/7/2/127234108/339621785.jpg)
As it is mentioned above, after formatting a hard drive, all data on the hard drive will be erased. But what if you have second thought and need to recover files from the formatted drive? Is it possible to recover files from formatted drive on Mac? Yes, it is possible. But you'll need FonePaw Data Recovery, a Mac data recovery program that can recover deleted files from hard drive, SD card, USB drive even the drive has been formatted.
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Mac Os Hard Drive Format
Step 1. Run FonePaw Data Recovery on your Mac. Remember that you should not install the application on the formatted drive. Otherwise, some of the files could be overwritten by the application.
Step 2. When the application is open, select the files you want to retrieve from the formatted drive. Tick the formatted hard drive. And click Scan.
Step 3. The application will first quickly scan some easy-to-get files on the formatted hard drive. If you need more files. Click Deep Scan to find files that are buried deeper.
Step 4. View the results by file types or path. Tick the files you need and click Recover. If you have deleted files that haven't been found, do not save the recovered files on the formatted drive. Instead, save them on other drive, such as your USB drive.
If you have any problem when following the steps to format hard drive for Mac, please leave us a message on the comment box below!
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