Restore Usb Drive Back To Full Capacity Mac

Oct 26, 2021 Basically, there are two methods to restore USB Drive back to full capacity. Method 1: Clean the USB Drive with Diskpart. Method 2: Formatting USB Drive with Disk management. First, launch the command prompt as Admin. In Windows 10 and 8, you can just right-click the Windows icon or you can press Windows Key + X and select Command Prompt (Admin).

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Summary

If the external hard drive shows the wrong capacity, you will see less space than actual. Why your drive is not showing full capacity has many reasons. Figure out real causes by reading through this article, and find solutions to restore its full size on both Windows and Mac. The troubleshooting operation might cause data loss, so you need to download EaseUS Data Recovery Wizard for important data recovery.

Mar 15, 2018 If you need to work with Mac-formatted drives on a regular basis and you want the operating system integration, speed, and write access, Paragon HFS+ is a great choice and will be worth it for you. But, if you just need to get some files off a Mac-formatted drive occasionally, this is overkill and you can save $20 by sticking with HFSExplorer. Mar 15, 2018 If you need to work with Mac-formatted drives on a regular basis and you want the operating system integration, speed, and write access, Paragon HFS+ is a great choice and will be worth it for you. But, if you just need to get some files off a Mac-formatted drive occasionally, this is overkill and you can save $20 by sticking with HFSExplorer. Mac Doesn’t Recognize External Hard Drive anymore and why your Mac is not mounting or won’t detect specific popular brand drives including Seagate, wd, Toshiba, Iomega, Lacie, and exfat. Don’t worry, Apply my task, I’m sure that you will get rid of on this issue. Dec 12, 2017 Summary: There are several reasons why your Mac won’t recognize external hard drive. If you are experiencing external hard drive not mounting in macOS Sierra or High Sierra, read on this post to get potential solutions to this problem. In addition, you can also learn how to recover lost external hard drive data on Mac computer.

'Why is my Seagate external HDD not showing the true capacity? I use a 4TB external hard drive to create a recovery drive and regular backups. Now with a new laptop, I decided to reformat the drive but Windows says it has only 32GB on it. What's going on with the rest free space?'

Why Is Mac Os Seeing My External Drive As Backup Windows 10

Have you ever met the situation when your external hard drive is not showing the full capacity on your Windows PC or Mac? As investigated, most hard drives of Seagate, Lacie, Western Digital or Sandisk hard drive larger than 2TB have this common problem. Yes, it common to see your 2TB hard drive shows only 500G, 200G, 127G or 32G when connected to a computer. But, a hard drive that is under 2TB also has the same problem. What's the reason? Can you reclaim the full capacity?

Restore Usb Drive Back To Full Capacity Mac Computer

Why does external hard drive not show full capacity?

Most times, it's because your hard drive has been initialized to a wrong partition table. As we know, MBR partition table cannot address to the space that exceeds 2TB. That's why owners of 3TB and 4TB hard drives are likely to see less hard drive space than it should be. To solve this type of problem, you need to convert MBR to GPT.

Why Is Mac Os Seeing My External Drive As Backup Drive

But hard drives less than 2TB is not restricted by the MBR limitation, why they still have the incorrect size information? This time you should check the hard drive errors.

Any driver and firmware issues would result in an improper recognization for Windows. Also, computer virus and hidden recovery partition are also prone to cause similar issues.

How to fix wrong capacity issues in Windows [3 fixes]

Mostly, when a storage device is not showing the right capacity or space on Windows PC, the most proper cause of this issue is that the external hard drive driver or firmware are out of date. So, to regain the full capacity displaying on your computer, Method 1and Method 2 for updating drive driver and firmware are highly necessary.

Fix 1. Convert MBR to GPT

Why Is Mac Os Seeing My External Drive As Backup Windows 10

We introduce two free-to-use methods for you: Windows Disk Management and EaseUS free partition manager. This video tutorial teaches you how to convert MBR to GPT with both tools.

NOTE: You must delete the partition first and then initialize to GPT in Windows Disk Management. EaseUS Partition Master is able to convert MBR to GPT without data loss, but it needs you to download and install in Windows 10/8.1/8/7.

Fix 2. Update external hard drive driver

Why Is Mac Os Seeing My External Drive As Backup System

Step 1. Keep your external hard drive connected to your PC, right-click on This PC/My Computer and choose Properties.

Step 2. Click 'device manager' on the left pane and expand USB Serial Bus controller.
Then you'll see a yellow exclamation mark, and right click on it and select 'Update driver' or 'Update driver software'.

Step 3. Click 'automatically search for driver software online'...

Fix 3. Update firmware of external hard drive

Step 1. Check the firmware version of your external hard drive

1. Connect your external hard drive to your PC and right-click on Windows icon and select Device Manager.

2. Select Disk Drivers, expand it, then find and right-click on your external hard drive, select Properties.
3. Click Details and then select Hardware IDs from the Properties drop-down menu.
The manufacturer and firmware version information will appear in the Value box.

Step 2. Download the firmware update of your external hard drive

1. Go to the website of your external hard drive’s manufacturer and enter the support page of the company or searching download drivers on the website.
2. Click on Support, Download or Drivers.
3. Then enter the model number of your external hard drive or hard drive in Search Knowledgebase, Search Downloads or Model / Parts ID to find the right one.
4. Check for update firmware.
If the new firmware of your drive is available, click Download, Install or Download Firmware to download and install it to a portable USB drive.

Step 3. Burn downloaded ISO and upgrade the firmware

1. Open the portable USB which saves your firmware ISO of the external hard drive and right-click on the ISO file, select Burn Disk Image.
2. Insert a writable disk or USB to your PC and select the optical drive from the Drive Burner and click Burn.
3. Restart your PC and the burned disk or USB drive, press F2, F10, F12 or Esc to bring up BIOS.
4. Select your optical or USB drive using the arrow keys and hit Enter.
5. Follow the firmware upgrade instructions and when you complete the upgrade process, you’ll get a working external hard drive with full capacity by then.

How to recover data after restoring hard drive to its full size (Windows & Mac)

If operations bring data loss issue while fixing the concerned problem, and you don't have a backup at hand, download and install EaseUS Data Recovery Wizard to recover lost, deleted or formatted data on the hard drive. The software has both Windows and Mac OS X/macOS versions. Download the correct version depending on your own device.

Step 1. Choose the external hard drive

Since you're going to recover data from the external hard drive, run EaseUS Data Recovery Wizard and under the External Devices tab, choose the exact drive where you lost data. Click Scan.

Step 2. Scan for lost data

The software will start immediately to scan all over the selected drive for all lost data. During the scan, you could see more and more data showing up in the results.

Step 3. Preview and recover data

After the scan is over, check the scan results for the desired data. You can preview the file by double-clicking on it. Click Recover and choose another location to save the recovered data.

Backing up your Mac is simple and important. We recommend it for everyone.

Jul 31, 2020 The philosophy on external drives used for backup is that copying 10 years’ worth of photos onto an external drive and then erasing it on your PC’s local drive isn’t actually a backup at all. Here are the best Mac hard drives and external storage options in 2020. Find out which hard drive can help increase your storage or safely back up your Mac. To see the size of a specific file or folder, click it once and then press Command-I. To see storage information about your Mac, click the Apple menu in the top-left of your screen. Choose About This Mac and click the Storage tab. For Time Machine backups, it's good to use a drive that has at least twice the storage capacity of your Mac.

Shop for Mac external hard drives at Best Buy. Compare and read customer reviews to purchase the Apple hard drive that fits your needs. Discover the world of external hard drives for Mac. Compare portable, USB and external hard drive models for office and home and shop online.

Back up with Time Machine

Time Machine is the built-in backup feature of your Mac. It’s a complete backup solution, but you can use other backup methods as well.

Create a backup

External Hard Drive For Backup Machine

Store files in iCloud

You can also use iCloud and iCloud Drive to store files, such as your photos, documents, and music.

Set up iCloud and iCloud Drive

Restore your Mac from a backup

When you have a backup, you can use it to restore your files at any time, including after the original files are deleted from your Mac.

Restore from a backup

Prepare your Mac for service

Making a backup is an important part of preparing your Mac for service, especially because some types of repair might require erasing or replacing your hard drive.

Get your Mac ready for service

How much space do I need for a backup?

To see the size of a specific file or folder, click it once and then press Command-I. To see storage information about your Mac, click the Apple menu in the top-left of your screen. Choose About This Mac and click the Storage tab. For Time Machine backups, it's good to use a drive that has at least twice the storage capacity of your Mac.

Related topics

Free up storage on your Mac

macOS can save space by storing your content in the cloud. This isn't a backup, but it includes new tools to make it easier to find and remove large or unwanted files before you make a backup.

Use Optimized Storage in macOS

Erase or format a storage device

You can use Disk Utility if you need to erase or format a storage device.

Learn how to use Disk Utility

Restore Usb To Full Size

macOS Community

If you can't back up your Mac

We'll find the best support options for you.

You can use Time Machine, the built-in backup feature of your Mac, to automatically back up all of your files, including apps, music, photos, email, documents, and system files. When you have a backup, you can restore files from your backup if the original files are ever deleted from your Mac, or the hard disk (or SSD) in your Mac is erased or replaced.

Create a Time Machine backup

External Hard Drive For Backup Mac Os

To create backups with Time Machine, all you need is an external storage device. After you connect the device and select it as your backup disk, Time Machine automatically makes hourly backups for the past 24 hours, daily backups for the past month, and weekly backups for all previous months. The oldest backups are deleted when your backup disk is full.

Connect an external storage device

Connect one of the following external storage devices, sold separately. Learn more about backup disks that you can use with Time Machine.

  • External drive connected to your Mac, such as a USB, Thunderbolt, or FireWire drive
  • External drive connected to an AirPort Extreme Base Station (802.11ac model) or AirPort Time Capsule
  • AirPort Time Capsule
  • Mac shared as a Time Machine backup destination
  • Network-attached storage (NAS) device that supports Time Machine over SMB
Restore Usb Drive Back To Full Capacity Mac

Select your storage device as the backup disk

When you connect an external drive directly to your Mac, you might be asked if you want to use the drive to back up with Time Machine. Select Encrypt Backup Disk (recommended), then click Use as Backup Disk.

Best External Hard Drive For Mac Backup

An encrypted backup is accessible only to users with the password. Learn more about keeping your backup disk secure.

External Hard Drive For Backup Mac Hard Drive

If Time Machine doesn't ask to use your drive, follow these steps to add it manually:

  1. Open Time Machine preferences from the Time Machine menu in the menu bar. Or choose Apple () menu > System Preferences, then click Time Machine.
  2. Click Select Backup Disk (or Select Disk, or Add or Remove Backup Disk):
  3. Select your external drive from the list of available disks. Then select ”Encrypt backups” (recommended) and click Use Disk:

Best External Hard Drives For Mac

Restore Usb Drive Back To Full Capacity Mac Operating System

If the disk you selected isn't formatted as required by Time Machine, you're prompted to erase the disk first. Click Erase to proceed. This erases all information on the backup disk.

Enjoy the convenience of automatic backups

After you select a backup disk, Time Machine immediately begins making periodic backups—automatically and without further action by you. The first backup may take a long time, depending on how many files you have, but you can continue using your Mac while a backup is underway. Time Machine backs up only the files that changed since the previous backup, so future backups will be faster.

Best External Backup For Imac

To start a backup manually, choose Back Up Now from the Time Machine menu in the menu bar. Use the same menu to check the status of a backup or skip a backup in progress.

Learn more

  • If you back up to multiple disks, you can switch disks before entering Time Machine. Press and hold the Option key, then choose Browse Other Backup Disks from the Time Machine menu.
  • To exclude items from your backup, open Time Machine preferences, click Options, then click the Add (+) button to add an item to be excluded. To stop excluding an item, such as an external hard drive, select the item and click the Remove (–) button.
  • If using Time Machine to back up to a network disk, you can verify those backups to make sure they're in good condition. Press and hold Option, then choose Verify Backups from the Time Machine menu.
  • In OS X Lion v10.7.3 or later, you can start up from your Time Machine disk, if necessary. Press and hold Option as your Mac starts up. When you see the Startup Manager screen, choose “EFI Boot” as the startup disk.