Summary: This guide introduces three common scenarios in which you might find your WD My Passport external hard drive read-only on Mac. If the WD My Passport read-only on Mac problem is caused by the NTFS file system, installing iBoysoft NTFS for Mac to edit, rename, delete the saved files and transfer files to the read-only WD My passport hard drive.
Download for MacDownload for PC. Step 1: Choose mode Wipe Hard Drive. Run DoYourData Super Eraser for Macon your Mac. It will automatically recognize your WD My Passport portable hard drive. Then click to choose Wipe Hard Drivemode to format/wipe the WD My Passport portable hard drive on your Mac. Step 2: Format and wipe WD My Passport portable hard drive. Choose the Mac OS Extended (Journaled) option in the Format section. Then, click on the Erase button. You have now successfully format WD Easystore for Mac device. After formatting, install the WD Backup software on your Mac device.
I have a 4TB WD My Passport and have struggled to connect to it and retrieve files from it since upgrading to High Sierra. I've tried using Disk Utility to erase the drive, partition it and even tried to re-download outdated Sierra software (which failed). I have lots of data on the drive which I want to save if possible, but nothing seems to help.
Western Digital is one of the most popular hard drive manufacturers. Its product line covers WD My Passport, WD My Passport Ultra, WD My Book, WD Elements, WD My Passport for Mac and more. Among those external hard drive categories, WD My Passport external hard drives are the most widely used ones. However, many users complain their WD My Passport is read-only on Mac like the user below in WD community.
'I have a WD My Passport 320GB external hard drive that I am trying to hook up to my iMac for the first time. I'm running macOS 10.13. I'm extremely frustrated because this drive is in a read-only mode, and I can't figure out how to change it! Any suggestion to fix this?'
Please continue reading and look for solutions for solving read-only WD My Passport on Mac problem.
Sometimes, the WD external hard drive is read-only on Mac when you just got a brand new WD external hard drive. In other times, it suddenly became read-only after you have been using it for a while. The most common reasons for a read-only WD external hard drive, like WD My Passport, are listed below:
If you are not sure which reason has caused your WD My Passport external hard drive read-only on Mac, check the scenarios one by one. If you know the reason already, you can jump to the scenario that best describes your situation.
For WD My Passport Ultra and WD Elements, check if the hard drive is formatted with NTFS file system. By default, macOS can mount a Windows NTFS volume or drive in read-only mode. You can view the files saved on the NTFS-formatted partition or drive but can't make any changes to them. In addition, the WD My Passport hard drive won't let you add any files to it. To check if your WD My Passport is NTFS formatted, follow the steps:
Note: You can also right-click the disk icon at the desktop and choose 'Get Info' to check the file system information.
After having confirmed that the WD My Passport is formatted with NTFS, many people will choose to convert NTFS to APFS (for macOS Catalina, Mojave and High Sierra) or reformat the WD My Passport hard drive to make the WD external hard drive compatible with Mac. But as you know, directly formatting WD Elements or My Passport on Mac causes data loss.
In fact, installing an NTFS for Mac driver is a much easier way.
The NTFS drivers for macOS - iBoysoft NTFS for Mac can help you read and write to NTFS-formatted WD My Passport drives on Mac.
iBoysoft NTFS for Mac: NTFS for Mac driver and more
iBoysoft NTFS for Mac is an NTFS disk management tool. It can manage NTFS drives with NTFS write support. It can easily and effectively mount NTFS drive on Mac automatically in read-write mode. It works with macOS 11/10.15/10.14/10.13.
Three simple steps to read and write to NTFS-formatted WD My Passport drive easily.
Besides an NTFS mounter, iBoysoft NTFS for Mac can also open, unmount, eject, erase and repair NTFS volumes. It can list all attached external disks including USB flash drives, SD cards, memory sticks, external hard drives and so on. You can open them with one click. Moreover, you can reformat them to NTFS with iBoysoft NTFS for Mac if you need.
If your WD My Passport external hard drive is not formatted with NTFS but you have no write permission to it, it is probably because you have read-only permission to access the WD My Passport. Since your WD external hard drive is write-protected, all your write access is denied.
To know your permission to the WD My Passport, follow the steps below:
If you can see the message 'You can only read', then you will understand why you can't write to your WD My Passport drive.
Follow the instruction below to change permission on Mac so that you can access the WD My Passport again:
By now, you have regained the read and write access to the WD My Passport.
If you are sure that the read-only WD My Passport is not caused by NTFS file system nor read-only permission, another possible cause might be the disk corruption. When an external drive is corrupted, people suddenly have trouble reading or/and writing to the disk. Then you will have to fix the corrupted WD My Passport external hard drive to make it writable again. We will introduce two solutions here:
This solution might help you solve the read-only external hard drive problem without formatting. You will utilize a built-in tool on Mac called Disk Utility. It is used to manage internal and external disks on Mac. There is a function called First Aid in Disk Utility that can be used to check for and repair errors on the selected disk or volume.
Here is how to fix the read-only WD My Passport in Disk Utility:
If First Aid fails to repair the WD external hard drive, your disk might be seriously corrupted. You will have to reformat the WD My passport to make it not read-only.
Reformatting the corrupted WD My Passport drive is the ultimate solution for fixing the read only file system on Mac. Follow the steps below to know how to make the WD My Passport compatible with Mac and PC.
You can reconnect the WD external hard drive to Mac again to see if it is writable now.
The external hard drive read-only on Mac problem doesn't happen to WD external hard drives only. Any external hard drive could be write-protected on Mac. It is quite common to see other notable external hard drive brand get the same complaint like Seagate, Samsung, Toshiba, etc. When you come across the read-only disk problem on Mac, the post is always helpful.