
But there are times when you might run into issues that return an error that is extremely vague.

These instructions were written for an Apple Macintosh computer with Apple Macintosh operating system 10.13 which is High Sierra installed.Apple’s line of macOS computers is more powerful than ever before, as the company continues its transition into Apple Silicon with the M1 chip.

You can find disk utility in “Applications” via the Finder tool. This allowed the client to keep their existing Time Machine Backups and continue with their automated backups. The first aid fixed the external hard drive problem. I was able to use “First Aid” in “Disk Utility”. Finally, I was able to dismount this external hard drive with the following command: The activity monitor has a graphical user interface. You can use the Apple Macintosh “Activity Monitor” to end all processes as well. Now you want to kill all processes that are accessing the external hard drive: The previous command shows all processes specific to the external hard drive. There was an Apple Macintosh process that locked this external hard drive. Lsof | grep /Volumes/Time Machine Backups I used the following commands to finally get this external hard drive to dismount: This was one fucking stubborn external hard drive. I tried a different command but received the same failure:ĭiskutil unmount /Volumes/Time Machine Backups However, I could not dismount this external hard drive with this command: I had to use the terminal in Macintosh operating system 10.13 which is High Sierra. “The volume can’t be ejected because it’s currently in use.” I was NOT able to dismount this external drive. I received numerous errors with this external hard disk. Now start your Macintosh and hook up backup disk and see if you can reformat it. Also, you could power off your Macintosh. You could restart your Macintosh and try to reformat backup disk. Then erase the disk and see if Time Machine backup will now work. If you have any important files, move them from your backup disk.

The first backup may take a considerable longer period of time to complete.ĭid disk utility find a problem with your hard disk? You could try erasing your disk. Continue on until Time Machine begins backing up data. You can enable automatic backups by selecting “Backup Automatically”. Choose your hard disk that you want to backup data to. Select the “Time Machine” icon from within “System Preferences”. Browse to “System Preferences” by clicking the Apple icon in the top menu. Here is the original initial request:Īre you having problems with Time Machine backups on your Macintosh? Time Machine should already be installed.

Another computer problem, this time on Apple Macintosh operating system.
