However, making your storage device Mac compatible, and even cross compatible with Macs and PCs, is as simple as reformatting the drive.įirst and foremost before proceeding any further, you are about to format your storage device. Many storage devices such as USB drives and external hard disk drives come pre-formatted in NTFS because a larger number of consumers are using them on PCs. The cause of the "Read Only" behavior is due to the format of the file system. While this file system is readable on Macs because OS X can rearrange the data as it is reading it, the way that NTFS writes the files to the storage device is not hence, you can read, but not write.
FORMAT MY PASSPORT ULTRA FOR MAC AND PC WINDOWS
The NTFS file system is a system specifically optimized for Windows in the way that it organizes the data on the drive. If you look in the general twirl-down under format you can see that this drive is formatted in the windows NT file system. The cause of this is due to the filing system the storage device is formatted in. Looking in the info window you can see that the permissions for the drive only allow for reading. If you right click the drive and select Get Info, you can see at the bottom of the info window under the sharing and permissions twirl down, you only have permission to read from this drive and nothing else. Trying to copy a file to my USB drive gives an icon indicating that you cannot copy files to the volume. Something is obviously not right with the storage drive. If I try to delete a file, by pressing Command+Delete, nothing happens and, if I right click the file, the option to move it to the trash can is missing. But if I attempt to copy a file to the drive on my Mac, I get an icon telling me that I am not able to copy the file. I am able to open the drive and can even copy files from the drive.
I have a USB drive that I purchased and use with various PCs at work and school. Quick Tip: Solving “Read Only” External Drive Problems on Your Mac Quick Tip: Solving "Read Only" External Drive Problems on Your Mac
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