Cannot erase usb drive mac

If you are unable to delete files or folders from a USB flash drive or external hard drive on your Mac, you can restart your Mac and try again. You should also make sure that the drive is well connected to your Mac computer. You can disconnect the drive and reconnect it to delete files again. Make sure to close the file, cannot erase usb drive mac.

An internal error has occurred. If you can't erase the USB flash drive on Mac, the reasons could be physical damage on the drive, permission issues, an unmounted drive, file system corruption system errors, OS glitches, virus attacks, etc. To fix this issue, you can try to run Disk Utility's First Aid, erase the drive via Terminal, change permissions on Mac, and so forth. You can use Disk Utility to erase both internal and external storage media and format both the startup disk in macOS Recovery mode and the non-startup disk. This thread aims to fix the issue that you can't put files onto Toshiba external hard drive from MacBook Air. This thread provides fixes when you can't enter Safe Mode but boot up regularly. If your APFS partition is not mounting on Mac, you can fix it with the solutions discussed in this thread.

Cannot erase usb drive mac

This guide will explain why this problem occurs and show you how to get around it so that you can easily format your USB drive as FAT Formatting a USB drive on Mac may be required if you are experiencing issues with the drive or want to use it on another operating system. One of the main reasons for formatting a USB drive is compatibility issues between different operating systems. In order to access files from both Mac and Windows operating systems, users format their flash drives to the FAT32 file system. So how can you do this? If you need to recover lost or deleted files after formatting the drive or extracting files from the drive before formatting, you can also use a USB file recovery tool. The tool provides all the formats so that you can use it on your Mac. Download for Mac. This tool is suitable for all users, even if you are a beginner. Free download this format tool and follow the steps below:. Step 1. Step 2. Select target disk drive or removable device you tend to erase on the left side, and click "Erase" to continue. Step 4.

If you are unlucky with Terminal and haven't updated the macOS for some time, move on to solution 5. The problem happens when we try to format the Macintosh HD or any other external hard disk.

Summary: Disk Utility won't let you erase hard drives? This post includes all possible solutions to fix the "Erase process has failed" error, and the Erase button grayed out in Mac Disk Utility. You may fail to erase APFS volume on your Mac hard drive or an external hard drive when the erase button is grayed out on Mac Disk Utility or when you receive the "Erase process has failed" error message. Here, we will discuss solutions to solve these Disk Utility erase errors so you can format the disk. That's because you can't erase the drive you are currently running from, and you need to boot into Mac Recovery mode to format the Mac startup disk. But if that's your case, here are the solutions you can try. First Aid is often used to scan the whole disk for errors relevant to the directory structure and formatting, then repairs it automatically.

To start the conversation again, simply ask a new question. So I click "Initialize In here, it shows up as "disk4s2" the disk number can vary if I try a different MacOs device , which doesn't look right to me. Posted on Nov 30, PM. There's a much simpler solution. By default Disk Utility shows only volumes. Apparently this is a volume and can't be erased due to unsupported partitioning scheme. So, from the View menu choose "Show All Devices" and then you will be able to see the actual USB device that holds this volume and erase it. Page content loaded. Nov 30, PM in response to m0thr4.

Cannot erase usb drive mac

You might seek need to boot up your Mac with a USB drive to get around the problem and find the solution to it without seeking any external help. What if you cannot format USB on Mac? Although it sounds frustrating, we will help you resolve the issue of erasing the USB drive on your Mac. Once you go through the details of the article, you will figure out a probable solution to this " can't erase USB drive on Mac" error. To start with the discussion, we shall first review some important reasons that explain the problem of " can't erase USB drive on Mac.

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Vain Rowe 19th February With it, you no longer need to worry about compatibility issues when using different devices with your Mac computer at home or in the office. Recommended by experts, it will let you get back all kinds of data from different sources on your Mac without any hassle. It allows your Mac to contact Apple's Internet Recovery server for the disk image to boot your Mac into recovery mode. User profile for user: m0thr4 m0thr4 Author. On the Utilities window, select Disk Utility. People Also Ask My external hard drive format suddenly changed on Mac? Step 6. Similarly, you can erase the entire disk when the erase process has failed on the volumes. Since it can happen due to a device or a firmware related issue, it is important to diagnose the problem first. You should also make sure that the drive is well connected to your Mac computer. You may notice that already but we still want to remind you that formatting a drive will erase all data on it, so make sure you have a backup of the important data. Input the command to display information regarding disks on your Mac.

In Disk Utility on Mac, you can erase and reformat storage devices to use with your Mac. Erasing a storage device deletes everything on it. Open Disk Utility for me.

If you are unable to delete files or folders from a USB flash drive or external hard drive on your Mac, you can restart your Mac and try again. How to Unsend iMessage on Mac? More Products. Format external hard drive. If one of the volumes is posing problems, you won't be able to erase the disk. To learn different ways to fix the Mac Disk Utility erase process has failed error, it is important to diagnose it first. Open the Disk Utility app on your Mac using one of the following methods, depending on the type of disk or volume you want to erase:. So I click "Initialize When I try to erase the drive, I get the error "Couldn't modify partition map. On the Utilities window, select Disk Utility.