How To Encrypt Usb Drive Mac Mojave

Dec 16, 2018 Attach the USB flash drive to your Mac and locate its disk icon on your desktop, in a Finder window, or in the Finder sidebar, then right-click (or Ctrl-click) it and select Encrypt 'USB stick. One major caveat: During our testing, encrypted external hard drives could only be used on other Macs running Lion, and not with older versions of OS X. When we connected a drive encrypted using. Apr 18, 2019 Once it’s on the drive, it’ll automatically be encrypted and password-protected. Alternate method. Alternatively, you can also set the Format to Mac OS Extended (Journaled) and the Scheme to GUID Partition Map. This won’t encrypt your USB drive within Disk Utility, but it will allow you to encrypt it using the simple Finder method. Note:- With the advent of OS X El Capitan 10.11, Apple disabled or removed the debug menu from disk utility so you can’t use the option 2 in OS X El Capitan and macOS Sierra.You will have to use the terminal commands as mentioned in Option 3 in order to clone the recovery partition on an external USB drive. Dec 03, 2013 Enable FileVault on External Disks in OS X 10.8 and Up. Use the following steps in OS X Mountain Lion (10.8) and up to encrypt (and decrypt) external disks, including flash drives, from the Finder. Open a new Finder window and select the external drive you would like to encrypt from the panel on the left, under Devices.


Does your Mac not recognize a USB drive? Is the USB flash drive not showing up on Mac after inserting it in the USB port? Find solutions here. Download EaseUS Data Recovery Wizard for Mac when you want to recover data from a USB drive not recognized.

Mac Won't Recognize USB, What Should You Do?

Commonly, when you insert a USB drive in the USB port on a Mac computer, the drive will soon appear on the desktop or hide in the Finder, letting you access, view, and manage data on it. Did you come across the situation that no matter how many times you try to connect the USB drive with a Mac computer, the USB drive is not showing up anywhere? Why this time Mac won't recognize a connected USB you may wonder. Though not a usual thing, the issue of an external hard drive or flash drive not showing up on Mac happens sometimes. What should you do in this circumstance? What are the effective solutions to make your USB drive show up again?

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2 Leverage Disk Utility on macOS to encrypt USB drives; 3 USB drive encryption that works with Windows PC and Mac; Mac Os Catalina Encrypt Usb Drive Related: Use Finder to encrypt USB drives on MacBook. As of macOS Mojave, you can easily encrypt and decrypt generic mass storage devices on-the-go using Finder. This uses XTS-AES encryption, which.

This page basically covers all the possible fixes for USB not showing up on Mac, which also applies to the similar issues of other storage devices like an external hard drive not showing up on Mac, flash drive not showing up on Mac, SD card not showing up on Mac, etc. Take a quick glance at the main content and directly jump to the part you're most interested in.

Workable SolutionsStep-by-step Troubleshooting
Fix 1~4. Some basic check and change settings1. Change the connection way
2. Change settings for desktop
3. Change settings for Finder
4. Check system information...Full steps
Fix 5~8. Repair corrupted USB drive1. Reset USB ports
2. Repair in Disk Utility
3. Repair with the terminal
4. Reformat USB drive...Full steps
Fix 9~10. macOS troubleshooting and manual repair1. update macOS and firmware
2. Manual repair service...Full steps

10 Fixes for USB Not Showing Up on Mac

The reasons behind the problem of a USB device not showing up are various, including the USB port is not working, USB drive corruption, virus infection, macOS faulty, etc. So, to figure out the effective solutions for your own case, you need to take time to have some basic check, exclude the irrelevant issues, identify the potential risk, and finally solve it!

As losing the access to data is the most direct impact of Mac not detecting a USB drive, you might need to perform USB data recovery on Mac.

Fix 1. Change the USB-to-Mac connection way

Have you tried to restart your Mac once or twice? Before taking further measures, don't forget the most efficient way to tackle commonplace hardware glitches that arises from time to time. If this operating system restarting fails to solve the current problem, move on to check the physical connectivity issue step by step.

Step 1. Plug the USB drive out from the not working USB port and change to the other USB port. Try all the available USB ports on your Mac.

Step 2. Did you use a USB connection cable or a USB-C adapter? If yes, take the USB drive out, and directly plug it in the USB port.

Step 3. Is there the other Mac computer available to you? If yes, try to connect the USB drive to this computer. Is it showing up normally?

Step 4. For SD card owners, the common way to connect an SD card to a Mac needs a card reader. If changing the USB ports did not work, try to change a card reader for a new round of tests.

The four steps of troubleshooting a USB drive not showing up on Mac are very basic, however, quite helpful in most cases. Each step can help us exclude the issues of a bad/loose connection, a not working USB port, a lack of power, and other superficial phenomenons.

Fix 2. Change settings for Mac detecting an external hard disk on the desktop

Occasionally, your Mac has already recognized the USB flash drive but not shown it on the desktop. Thus, you should go to Finder > Preferences > General and make sure the 'External disks' option is ticked. Then you'll see the USB flash drive showing up on Mac desktop.

Fix 3. Change settings for Mac recognize an external hard disk in the Finder

Finder is the other access for us to check a connected external drive on Mac. If your flash drive or external hard drive is not showing up there, go to Finder > Preferences > Sidebar, and under Locations, you need to tick the option 'External disks'. By selecting this option, we can make sure that the connected external USB hard drive or flash drive will normally show up in the Finder.

Fix 4. Check the USB drive in System Information

When you cannot find the USB drive on the desktop or in the Finder, try to look for it in the System Information section, which is usually a hidden place for average Mac users.

Step 1. Go to Applications > Utilities > System Information.

Step 2. Check if the system detects the USB drive. Click 'USB' on the left panel, and you can also check the USB flash drive information.

Fix 5. Reset USB ports on Mac to detect a USB drive

Step 1. Restart Mac computer, press the Command +Option+P+R keys until the Apple logo appears.

Step 2. Press Command+Option+Esc keys to close all applications that are not responding.

Step 3. Plug the USB which is not showing up to your Mac computer. If it doesn't show up, click Apple icon and select 'Sleep'.

Step 4. Wake up the computer after a few seconds by pressing any key.

Step 5. Shut down the Mac, unplug the power cord, reattach it after 15 seconds.

If this doesn't work, we should suspect the corruption issue at this moment. Don't give up and try to do some repair by yourself.

Fix 6. Repair USB flash drive with First Aid if it doesn't show up

Step 1. Go to Applications > Utilities > Disk Utility.

  1. Step 2. Select USB flash drive on the left panel of Disk Utility, and click 'First Aid' at the top toolbar and click 'Run'. Disk Utility will repair any errors on the drive automatically.

Step 3. Select the USB drive and click 'Unmount' at the top toolbar, unplug the USB and plug it back in 10-15 seconds.

Fix 7. Check and fix errors in a not recognized USB with Terminal

Step 1. Open Terminal in Utilities, type:diskutil list and press Return.

Step 2. Find the disk number of your USB flash drive, type: diskutil info disk2 and press Return. (Replace 2 with the disk number of your USB flash drive.)

Step 3. Type: diskutil eject disk 2 and press Return.

Step 4. Type: diskutil list and press Return.When the USB disappear from the Terminal list, close the window.

Step 5. Close Terminal and open Console to inspect your drive errors.

Step 6. Click 'Errors and Faults' to check if there are any errors.

Step 7. Reconnect your USB flash drive back to Mac, if no error shows up, your USB flash drive is safe.

Fix 8. Save data and reformat the not showing USB drive

Disk reformatting basically solves many hard drive issues, including the not showing up USB, particularly the time when you are able to see the USB icon but files are not showing. USB drive showing empty makes no sense, so you have to reformat the disk and make it usable again.

Note that reformatting will erase data. As long as the data matters, you need to follow the standard procedure to ensure zero data loss. [1] Download EaseUS Data Recovery Wizard for Mac, the professional Mac data recovery software, to perform a full USB drive data recovery. [2] Reformat the USB drive in Disk Utility.

To format the USB drive in Disk Utility:

Encrypt External Hard Drive Mac

Step 1. Go to Utilities and open Disk Utility.

Step 2. Select the not showing up USB flash drive in the Disk Utility sidebar.

Step 3. Click Erase on the top.

Step 4. Finish the necessary information (name, format, and scheme) to format the USB flash drive.

Fix 9. Update your macOS and firmware

Did your Mac's OS keep updating all the time? Chances are that your Mac won't recognize a USB drive, especially after a macOS update. This time, take a close look at the settings whether your Mac is up-to-date. Equally, firmware updates address a variety of hardware issues and the functionality of the USB ports could well be one of them. So, keep your software and firmware up to date will likely make the USB drive show up as normal again.

Fix 10. Send the USB drive to a repair center

Nowadays even the branded USB flash drives are not expensive. If you've tried all the suggested troubleshooting methods, the USB drive is still not showing up on Mac, you have to accept the truth that it's severely damaged and beyond your ability to repair it.

Mac won't recognize a badly damaged flash drive or external hard drive since there is no way to show it up, even temporarily, which makes the data recovery difficult. The last chance for you to rescue data is to send the broken USB drive to a specialized data recovery service center nearby, and let the professionals try their best. You need to prepare for the manual data recovery cost, which is noticeably higher than the software data recovery. Hence, always try the cost-effective plan of using EaseUS Data Recovery Wizard to scan the USB drive for the first attempt.

Step 1. Correctly connect your USB flash drive to your Mac. Launch EaseUS Data Recovery Wizard for Mac. Start selecting the flash drive and click Scan to let the software search lost files on it.

Encrypt Thumb Drive On Mac

Step 2. After quick scan and deep scan, all files will be presented in the left pane in the scan results.

Step 3. Select files you want to recover and click Recover Now button. Don't save the recoverable files to the USB drive itself in case of data overwriting.

Updated by Tim to Bitlocker for Mac Tips on July 5th, 2019

Encrypting a portable USB flash drive is a great way to protect sensitive data so as no other persons except you can open and modify the files. This guide will demonstrate how to securely encrypt a USB flash drive within macOS so that the data stored on it cannot be read nor accessed without entering a secure password.

This article will introduce two solutions to encrypt USB flash drive on macOS Catalina/Mojave/High Sierra.

Solution 1: Encrypt USB flash drive with Bitlocker on macOS Catalina/Mojave/High Sierra

Truecrypt is not secure. With GDPR (General Data Protection Regulation) now in full force, we have to make our drives being encrypted.

Up to now, Bitlocker is the most truely secure encryption solution built-in Windows. Although Microsoft has not implemented Bitlocker client for macOS, but with the help of M3 Bitlocker Loader for Mac, encrypting USB flash drive with Bitlocker can be done on macOS Catalina/Mojave/High Sierra/Sierra and Mac OS X.

If you are a cross platform user, Bitlocker is the best choice to encrypt your USB flash drive and Bitlocker encrypted USB flash drive can be easily accessed on Windows without an extra software.

Tutorial to encrypt/password protect USB flash drive with Bitlocker on macOS

Step 1: Download and install M3 Bitlocker Loader for Mac on your Mac computer.

Step 2: Insert USB flash drive (The file system must be NTFS, FAT32 or exFAT) into your Mac computer.

Step 3: Launch M3 Bitlocker Loader for Mac.

Step 4: Click 'Encrypt' button in toolbar of M3 Bitlocker Loader for Mac.

Step 5: Select USB flash drive and then click Encrypt.

Step 6: Enter the password.

Step 7: Save the recovery key.

Encrypt Usb Drive Free

Step 8: After Bitlocker drive encryption completes, the USB flash drive will be password protected and then we can use M3 Bitlocker Loader for Mac to read/write Bitlocker encrypted USB flash drive on macOS Catalina 10.15/Mojave 10.14/High Sierra 10.13/Sierra 10.12 and Mac OS X 10.11/10.10/10.9/10.8 Operating Systems.

Solution 2: Encrypt USB flash drive with FileVault on macOS Catalina/Mojave/High Sierra

FileVault is a disk encryption tool built in Mac OS X El Capitan and later version, but USB flash drive encrypted with FileVault cannot be opened by Windows. The password you choose to encrypt your USB flash drive cannot be changed once the encryption completes.

Tutorial to encrypt USB flash drive with FileVault

Step 1: Insert your USB flash drive into your Mac computer.

Step 2: Open the Finder and right click USB flash drive in the left sidebar.

Step 3: Select Encrypt.

How to encrypt usb drive mac mojave free

Step 4: Enter the password and confirm a password.

Step 5: Encryption will take a few minutes; once complete, you USB flash drive will be fully protected with a password.

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Encrypting a portable USB flash drive is a great way to prevent sensitive data falling into the wrong hands via data breaches and security incidents. This guide will demonstrate how to securely encrypt a USB flash drive within Windows so that the data stored on it cannot be read nor accessed without entering a secure password.


This guide applies to encrypting a flash drive on Windows 7 Enterprise, Windows 7 Ultimate, Windows 10 Enterprise, and Windows 10 Pro using the built in encryption tool known as BitLocker.

  • Windows 10 can unlock a flash drive encrypted on Windows 7 and vice versa.
  • USB flash drives encrypted with BitLocker CANNOT be opened with macOS.

Free Encrypt Usb Drive

Follow the steps below to encrypt a USB flash drive within a Windows operating


  1. Insert your USB flash drive into your Windows PC.
  2. Open File Explorer.
  3. Right click on flash drive and select Turn on BitLocker.
  4. You will be prompted on how you would like to unlock the drive. Select Use a Password to Unlock This Drive.
  5. Enter and confirm a password in the spaces provided to unlock the drive. You can change this password later, provided you remember the original password.
  6. When prompted How Do You Want to Store Your Recovery Key, select Save the Recovery Key to a File. Save this recovery file in a location of your choosing that only you have access to. Please note that this file does not contain your password.
  7. If available, please select Encrypt Used Space Only.
  8. Windows will securely encrypt your USB flash drive; it should only take a few minutes. You will be notified when it is complete. PIC3

How to use your newly encrypted USB flash drive

How To Encrypt Usb Key

To securely use your encrypted USB flash drive, simply plug it into your computer. You will be prompted to enter the password you used to encrypt your drive.

Mac Encrypt Drive

There is also an option to automatically unlock the drive on particular PCs if you so choose. Please be cautious when considering this option.

Windows will automatically manage encrypting and decrypting your information while it is plugged in to your computer. When you are done working on your data, simply unplug it from your computer.

How to change your encryption password

How To Encrypt External Hard Drive Mac Mojave

If you wish to change the password used to securely encrypt your USB flash drive, simply right-click on the drive inside File Explorer and select Change Bitlocker Password. You will be prompted for your old password, as well as a new password to use.

How to disable encryption

If you no longer wish to utilize encryption on your USB flash drive, you can permanently disable it. This action will remove the encryption and allow you to use the drive on computers that do not support Bitlocker, and will permanently stop securing the data on your USB Flash Drive.

To disable encryption, right-click on the drive in File Explorer and select Manage Bitlocker.

On the following screen, click on Turn off BitLocker for the drive you wish to remove decryption.

How To Encrypt Usb Drive Mac Mojave Pro

Once you confirm your action, Windows will remove encryption from the USB flash drive; this action will take some time. Once complete, you can remove your USB flash drive and use it normally without restriction.