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.
Step 1: Connect the empty external HD to your Mac and launch Disk Utility. Select the drive from the left sidebar, then click the Partition tab. Select the drive from the left sidebar, then click. Shop for external and portable hard drives from Costco.com, perfect for protecting your data and taking it with you wherever you want to go! Western Digital My Passport 4TB. The overall best external hard drive for Mac or PC. External hard drives, thumb drives, USB drives, Flash memory cards, and devices like iPod are examples of storage devices that you can connect to your Mac using Thunderbolt, USB, or FireWire cables, or connect wirelessly using Bluetooth. Storage devices (such. 'external cd dvd drive for mac'. Categories & Filters. Store Pickup at. External DVD Drives. Desktop & All-in-One Computers. LG - 8x External USB 2.0 Blu-ray Disc Double-Layer DVD±RW/CD-RW Disc Rewriter - Black. Model: BP50NB40. User rating, 4.4 out of 5 stars with 2987.
Besides downloading videos, this downloader has music playback functionality that allows you to play the downloaded videos without necessarily installing another media player on your Mac. It also serves as a video conversion tool that allows you to convert the downloaded videos into different video and audio formats. Download videos for free mac.
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.
- 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.
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.
- 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. If in doubt, use the same Mac to reinstall macOS on that disk.
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.
How To Transfer Files from Mac to External Hard Drive Without Formatting.
Mac OS X one of the best operating system for Apple computers there are lots of series of computer available in Apple Stores. But sometimes performing several tasks on mac are very difficult in this article we went show you how to migrate folders and files of mac to external hard drive.
So, first of all, you’ve to select the best external hard drives for mac backup from which you can easily restore important documents in case of the reboot of mac. Generate a backup on mac of videos, photos, and files on an external drive.
How To Migrate Files From Mac To Hard Drive
It was easy to move files from mac to mac but moving files from Mac to external hard drive is kinda hard which also relate to recovering files from the external hard drive.
However, sometimes due to the virus and some other error the data stored in external hard drive corporate and to recover the files from external hard drive recovery software for mac.
Now focus on, given below steps by steps guides let you know how to transfer files from mac to external hard drive.
Move Files To External Hard Drive (Drag and Drop)
Step 1
Connect the external hard drive to your mac using a USB cable and wait until the hard drive successfully connected to your computer. (Name of the drive should appear on your Mac screen).
Step 2 :
Mac External Cd Dvd Drive
Open “Finder”, then locate the files to move to external hard drive.
Step 3 :
Create a New Folder in hard drive, then drag each file you want to backup from Mac system to external hard drive.
Step 4 :
Close the external hard drive once all files moved to from mac to external hard drive.
Using Disk Utility To Transfer Files Mac To External Hard Drive
External Hard Drive For Mac
Sometimes your external hard drive doesn’t allow you to transfer files from Mac. Because it’s your hard drive may be formatted with NTFS which is normal in a windows environment.
While OS X is able to READ from a drive that is formatted at NTFS, it cannot WRITE to one. You will get a warning saying that the drive cannot be modified. To fix this error you’ve to use Disk Utility. Remember to save everything to Mac before formatting the apple external hard drives.
How To Formatted External Hard Drive In Mac OS X
Step 1 :
Plug-In external hard drive to Mac using the USB cable. Wait until the hard drive name appears on Mac Desktop screen.
Step 2 :
In Mac OS X disc into your mac and restart your computer. Continue pressing the “C” key when the system is started.
Step 3 :
Choose the language and then select Disk Utility from Utilities menu. Now select the disk which you want to connect to your mac and click on “Verify Disk”.
Step 4 :
Click on “Repair Disk” button to repair the external hard drive. Click on “New Image” and named your hard drive then select “128-bit” or “256-bit AES” from the encryption menu to add security to the backup.
Step 5 :
Click on the “Save” button and type the administration password, Conform it. (Wait till process to begin ).
Step 6 :
External Hard Drive For Macbook Air
Now choose the new backup from the device. After completing the imaging process, select ”Image” and then Click on “Scan Image for Restore”.
Step 7 :
Press “Command Q” when the scan completes and then again press the same key to quit Mac OS X Installer window.
Reformat The External Hard Drive In Mac OS X
In my research. I’ve found that lots of Mac users how to purchase a new hard drive for mac. When they connected that hard drive to the Mac OS X system. The external Mac hard drive successfully connected to mac but files can’t transfer.
To resolve this issue, you’ve to reformat your external hard drive using Mac OS Extended option.
Step 1 :
Connect hard drive to Mac via USB slots.
Step 2 :
Now go to Utilities Folder > Disk Utility. Select the external hard drive.
External Disk Drive For Mac
Step 3 :
As long as you don’t have any important files in the external hard drive, choose “Ease” Tab and then select “Mac OS Extended(Journaled)”.
Step 4 :
Enter the new named of drive and Click Erase.
External Disk Drive For Mac Mini
I hope any of these methods will work for you to transfer files from mac to external hard drives with or without formatting the drive. Give your feedback via comment box.