#Usb drive won't read formatted for mac how to
#Usb drive won't read formatted for mac serial
#Usb drive won't read formatted for mac software
#Usb drive won't read formatted for mac code

If you see Code 28 (this may work for others codes too, i.e.

Visit the Warranty and Replacements section on for further details. If you do not need the data and the drive is still within warranty, you will want to have the drive replaced.

If you need the data on the drive, then you will want to consider data recovery. If you see Code 10 and have already tried another cable and computer then the drive has probably failed.

Under the general tab locate ‘Device Status’ and there may be an error code.

If you see an unknown device or other device then right-click on it and select properties.

#Usb drive won't read formatted for mac serial

Important - Make sure to expand the Universal Serial Bus controllers section so you can see entries there as well.

Within Device Manager look for any entries called unknown device, other device, or mass storage device with a yellow ! icon.

If the drive was not detected under Disk Drives then check the following: If other drives have a letter but the external is missing then you can right-click and select change drive letter or path. If it is missing, verify that other drives have a letter.

Drive letter - Verify that the drive has a drive letter.

Capacity - Check to see if the drive is correct, for example if you have a 1 TB drive it should say 931 GB.

You can format the drive if you don’t need the data.

NTFS - If NTFS is missing then the file system has become corrupted.

If the drive is formatted correctly for Windows you should see the following information: WARNING: Formatting erases all data on the drive.

#Usb drive won't read formatted for mac how to

Read our How To Format Your Drive article for instructions on the process. If you do not need any data from the drive, you should be able to reformat the drive to restore accessibility. If the drive shows as RAW or Unallocated and you have already tried a different port, cable, and computer but you need the data, then you will want to consider data recovery. Once you have located the drive you will want to look for the following:ĭoes it show RAW or Unallocated? Either of these indicates a possible issue with the drive’s formatting. In the middle towards the bottom locate the disk number from earlier.This will allow us to view the drive’s health. Now click on Disk Management on the left-hand side.Document the disk number provided in this window (Disk 1, Disk 2, etc…).Right click on your external drive listed under Disk Drives.If you see the drive is detected here continue reading. First check the Disk Drives section in the middle window by double-clicking it.On your keyboard, hold the Windows Key ( ) down and press R.If using a surge protector or power strip, plug the power adapter directly into the wall outlet instead.(Desktop Drives)įor advanced troubleshooting steps select your operating system:Ĭheck both Device Manager and Disk Management in the Computer Management console:.No light could indicate the power adapter is not connected to power. Desktop Drives typically require a power adapter. Try using the drive on a different computer.If possible, try using a different cable.Try connecting the drive to a different port on the computer.If your external hard drive is not accessible please try these basic troubleshooting steps first.

#Usb drive won't read formatted for mac software

The external hard drive itself, under normal circumstances, should be detected by your operating system, without the need of drivers, software or firmware updates. While it is possible that your external hard drive may have come with bundled software that may be incompatible with newer operating systems, this is typically just ‘back up’ software, and the drive is not dependent on that software to function. There are several reasons why an external hard drive may not be accessible or detected when you connect it to your computer.