• Mac Not Reading Usb Drive
• Mac Boot Usb Not Showing Up
• Mac Not Reading Usb

If you experience this problem, try connecting the USB-C to USB Adapter and USB device through a USB hub. If there is insufficient power, please use a self-powered USB hub. Also, the computer may recognize the device if you connect it to a different Thunderbolt port or reverse the sides of the Thunderbolt connector.

Apple is not alone in removing the older USB-A ports from its laptops, but most ‘Pro’ machines will offer a mix of USB-A and USB-C ports to allow for forward- ad backward-compatibility. Also, the OS won’t read or write EXT 2/3/4 (the format used in Linux). When you need cross-compatibility of a file system between Windows and Mac, format your USB drive to exFAT. But before that, back up the USB drive to avoid any data loss. In case of accidental formatting of USB external storage drive, use a software to do data recovery on.

This vid will show you how to fix or repair a corrupted usb flash drive which is got detected but not shown in my computer just follow the steps.It also show. You can simply unplug all connected USB devices and then connect the USB drive to check if that solves the issue and you are able to access the files. Fixing USB Root Hub. Open Device Manager and double-click the “Universal Serial Bus controllers” option. Right-click on USB Root Hub and select Properties.

It is terrible when you plugged in a USB flash drive to your Mac computer but got the error 'The disk you inserted was not readable by this computer'. Once the USB flash drive becomes unreadable/corrupted, you will be unable to access the data stored on it. Relax. This tutorial will show you how to repair/fix unreadable/corrupted USB flash drives on Mac and also recover lost data from the unreadable USB flash drive withiBoysoft Data Recovery for Mac, according to your situation.

Problem - USB flash drives not readable on Mac

A USB flash drive or other removable data storage medium is widely used for storing and transferring data from an iMac, MacBook or Mac Mini. Generally, when you insert in a USB flash drive, it will be mounted in Disk Utility and on Desktop. Then you can read and write to the USB drive.

However, what a very distressing situation if your USB flash drive is not readable/recognizing/working/showing up on Mac, especially when you desperately need to access some data stored on it. A Mac user has reported this issue in forum:

https://hytorrent.mystrikingly.com/blog/update-after-os-x-yosemite. 'I have a 32 GB USB which has suddenly come up with a message statingthe USB flash drive is not readable by this computer (Apple MacBook Pro). I do not want to initialize it as this will result in loss of my data. How can I fix the unreadable USB on Mac and recover lost data?'

Why is USB flash drive is not readable on Mac?

Actually, USB drives are susceptible to such kind of corruptions, as these drives are usually connected to any system. Here are some of the common reasons behind this issue:

• > Severe virus infection to your USB flash drive. A virus or a Trojan may delete critical system elements, thus disabling the OS and making the drive unrecognized.
• > Sudden power surge or abrupt removal of USB flash drive. The flash drive was removed improperly from the computer which led to the corruption of its partitions.
• > Faulty USB port or cable. If the USB port or cable of the computer is not working properly, your Mac computer won't recognize or read the flash drive.
• > Incompatibility issues between the file systems of both flash drive and the Mac computer. In case the USB flash drive is formatted with the NTFS file system which isn't compatible with macOS.
• > Out-of-date drivers. If drivers are out of date, the Mac operating system and your applications on the computer will fail to interact with all hardware devices. So the USB flash drive becomes unreadable.
• > The USB drive is physically damaged. If your USB drive is seriously broken by hitting, dropping, shaking, etc., there is no USB repair tool or USB flash recovery software for Mac can help you.

How to fix/repair the unreadable/corrupted USB flash drive on Mac?

Solution 1: Check the USB port or cable

Check that USB port on your Mac. Plug into a different USB port or plug another device in and see if that works OK. Also, make sure that it's not faulty. Try using a different USB cable with the USB drive to see if that fixes the non-readable problem.

Solution 2: Update or reinstall the driver

When you are having problems with a device, you should check if any updates are available please do the following:

Step 1: Click on the Apple in the upper left corner of the screen.

Step 2: Select 'Software Update.'

Step 3: Any updates available will be listed and able to be downloaded or you will be told your software is up to date.

Solution 3: Check the file system format

If the files system is NTFS format, it's not hard to understand why the USB flash drive is unreadable on Mac. To make sure, you can go to Disk Utility and check its file system. To fix the incompatible issue, you can download and install an NTFS driver to read and write NTFS drives on Mac.

Solution 4: Fix the unreadable USB flash drive with First Aid

Disk Utility's First Aid is capable of repairing minor errors of disks, such as fixing a USB flash drive that is not readable/recognizing/working/showing up on Mac.

Step 1: Launch Disk Utility from Utilities.

Step 2: Select the unreadable USB drive from the sidebar.

Mac Not Reading Usb Drive

Step 3: Click First Aid at the top of the window, and then wait until the reparation process finishes.

Solution 5: Reformat the unreadable USB drive

IfFirst Aid failed to fix the unreadable drive, it indicates that the USB drive might have severe errors beyond its capability. Then the best solution is to reformat the unreadable USB drive and make it readable or usable again. This process will wipe all data stored on the USB drive. So, please make sure you have a backup copy, or, follow the steps torecover lost data from the unreadable USB drive with iBoysoft Data Recovery for Mac.

iBoysoft Data Recovery for Mac is afree USB drive data recovery tool that supports recovering deleted videos, documents, photos, music and much more files from unreadable USB flash drives, Mac hard drives, external hard drives, SD cards, memory cards and other storage devicesmacOS Big Sur 11/Catalina 10.15/Mojave 10.14/High Sierra 10.13/Sierra 10.12 and Mac OS X 10.11/10.10/10.9/10.8/10.7.

Besides, iBoysoft Data Recovery for Mac also recovers deleted files from flash drives, recover lost data from formatted, inaccessible, unmounted, corrupted drives. It

Steps to recover lost data and fix the unreadable USB drive on Mac

Mac latest os 2018. Step 1: Connect the unreadable USB drive to Mac.

Step 2: Launch iBoysoft Data Recovery for Mac.

Step 3: Select the unreadable USB and click the Next button. The program will start to scan for lost files.

Step 4: Preview the scanning results and choose files you want to recover, and then click Recover button to get those files back.

Step 5: Manhattan slots bonus code. Launch Disk Utility and reformat the unreadable USB drive on Mac.

Hopefully, the USB drive will be readable now.

Solution 6: Send the unreadable USB drive to a local technician

Sometimes, the unreadable USB drive can't be fixed by reformatting. In this case, the unreadable USB drive is probably damaged physically, and you have to ask a local technician for help.

Bonus tips: Firstly, make sure that your USB flash drives don't become unreadable/corrupted in the future by always properly unmounting the disk properly after using it.

Secondly, download install an anti-virus program and check your computer and USB drive for virus or malware regularly.

Moreover, keep the driver and the Mac computer updated. The last and most important thing is to remember backing up important files as it is the golden rules to avoid data loss.

If unfortunately, you have lost data on your Mac computer or any other storage media, you can rely on iBoysoft Data Recovery for Mac. Just download this program and get all lost data back.

Conclusion

Wish you have fixed/repaired unreadable/corrupted USB on Mac with these solutions above. These effective solutions also can be used to fix USB not recognizing/working/showing up on Mac.

Which solution really helps you out? Do you have any other great solution to fix this issue? Xplan 3 5 5 – track your projects. Please don't be hesitate to share them with us.

Still have questions?

Summary: While trying to access data from a USB drive, you may get an error “USB Device not recognized: One of the devices attached to this computer has malfunctioned and windows does not recognize it”. Do you want to know the reasons & solutions for this issue continue read this blog.

There could be many factors that can lead to this issue, such as:

1. Corrupt or unstable USB driver
2. Windows is missing important updates
3. USB controllers may have become unstable or corrupt
4. Corrupt USB drive or partition

However, you can still fix the issue and extract the files from the USB drive with the help of the solutions provided in this post. In the worst-case scenario, you may have to format the drive to make it usable again and lose the data that was on the USB drive to circumvent the device not recognized error. Therefore, we have also mentioned how you can recover your data from a formatted, damaged, corrupt, and inaccessible hard drives.

Solution 1: Restart

A simple reboot can fix a lot of issues including the “USB Device not recognized” issue. Unplug your USB drive, shut down the system, and then remove the power cord from the power supply as the modern systems don’t go off completely and the motherboard still gets power.

Then connect the power supply, boot the system, and plug in your USB drive. Check if it’s recognized and you are able to access the drive via File Explorer.

Solution 2: Try Different PC

Mac Boot Usb Not Showing Up

Try connecting your USB drive to a different PC. If the drive doesn’t work on the second PC, the USB drive could be damaged or corrupt. You can try to repair USB drive by formatting but that’ll lead to data loss. Read on to know how to handle data loss situation in such case.

Solution 3. Re-Install USB Drivers

Corrupt or unstable USB drivers can sometimes cause severe problems. The current issue you are facing could be a problem with the USB drive drivers. You can fix this by re-installing the USB drive drivers using Device Manager. Follow these steps to fix the issue:

1. Press ‘Windows+S’ and type Device Manager.
2. Click on ‘Device Manager’ from the results.
3. Double-click on Universal Serial Bus controllers. Then right-click on the USB drivers and select Uninstall. You can do this for all other listed USB drivers.
4. After uninstallation, restart your system. The drivers are automatically installed by Windows and this possibly fixes the USB drive not recognized the problem.

Mac Not Reading Usb

Solution 4: Unplug all connected USB devices

Sometimes too many connected USB devices on the same machine create conflict that can stop other USB devices from functioning.

You can simply unplug all connected USB devices and then connect the USB drive to check if that solves the issue and you are able to access the files.

Solution 5. Fixing USB Root Hub

1. Open Device Manager and double-click the “Universal Serial Bus controllers” option.
2. Right-click on USB Root Hub and select Properties.
3. Click Power Management tab and uncheck ‘Allow the computer to turn off this device to save power’ option. Then click ‘OK’ to save changes.

Restart the system and plug in the UBS drive to check if you are able to access the drive via File Explorer.

Solution 6. Using a Software Tool

If the above-mentioned solutions didn’t work for you, you can rely on a safe, reliable, and secure data recovery software—such as Stellar Data Recovery- Standard—that helps you recover data from such a USB drive that is not recognized by the system.

The Stellar Data Recovery- Standard for Windows recovers data from a corrupt, logically damaged, formatted, and even from a re-formatted USB drive. Follow these steps to recover data from your USB drive that is not recognizable and fix the drive after recovery:

1. Download and install the Stellar Data Recovery- Standard on your PC.

2. Plug in the USB drive and launch the program.
3. Select what data you want to recover – office documents, files, folders, audio, pictures, videos, etc. You may click ‘All Data’ to recover all file types.

4. Click Next. Select the USB drive from the Connected Drives list and then turn ON the Deep Scan toggle switch that appears at the bottom-left corner of the wizard.

5. Click Scan. Wait for few minutes to hours (depending on the disk size) until the data is scanned.
6. After the scan, in the left tree-view pane, all recovered files and folders are listed. You can use the search box present at the top-right corner of the software window to find, preview, and recover specific files or folders. Alternatively, you can click on the ‘File Type’ tab to easily browse specific files via type and recover them.
7. Click the checkboxes of the files and folders that you need to recover and then click the ‘Recover’ button. A pop up appears.

8. Click the ‘Browse’ button to select the location where you want to save the recovered data. Make sure to select a different drive.

Wait for the process to complete. Again, it may take some time depending on the amount of data to be recovered. After recovery, format the USB drive to make it usable and move your recovered files to the formatted USB drive.

Conclusion

Use S.M.A.R.T. – drive monitoring system that comes embedded with all modern drives (HDDs, SSDs). The monitoring system helps you to keep an eye on the disk health and take appropriate measures before it fails or gets damaged to avoid data loss. Turn on automatic Windows updates. Always check and install the latest available Windows updates and drivers for your hardware. Installer dropbox sur mac. You can visit the support site of your hardware provider and download the latest drivers and tools to keep your system clean and free from any instability. However, in a worst-case scenario, you can always trust Stellar Data Recovery- Standard tool and recover your precious data from not recognising USB device or any other storage device with FAT (FAT16, FAT32), NTFS, or exFAT file system.