change permissions on external hard drive time machine

However, if the error is not fixed at the earliest, it could lead to Time Machine failure causing huge data loss. These are the most commonly used and an effective method to fix the backup volume is read-only error on time machine. After unmounting the drive, disconnect the cable and later you can plug in the drive now the drive should work fine. For this just select Time Machine drive from Disk Utility sidebar and then click on Unmount button situated in toolbar. In case the Time Machine drive isn’t mounted on Desktop then using Disk Utility (located in /Application/Utilities) you can unmount the drive to fix the issue. Suppose if you are using external hard disk as Time Machine backup volume then try to eject the drive from your computer and reconnect the drive or restart the computer. To do this you have to open System Preferences, click on Time Machine preference pane and then move the slider to OFF position.

In such cases you can try resetting the permissions and fix the issue but this method may sometimes fail and may not fetch you expected results.Įven turning off time machine would help you in solving the error. At times operating system assumes that the drive’s permissions are changed to read only mode. There are various solutions that help you troubleshoot this sort of time machine error.

Due to this error you will not be permitted to store or backup new data to Time Machine drive until the error is fixed. One of the most commonly encountered Time machine error is 'The backup volume is read only'. However, like other backup application even the time machine could also be subjected to errors and issues which would cause severe threat to your backup copy. Data backed up using Time Machine can be a life saver at times when you lose your vital data due to inevitable circumstances. Time machine is simple backup application which is one of the best features from Mac.

Change permissions on external hard drive time machine