Why I can't save files on an external hard drive with a mac and how to fix it ?


After buying a hard drive (Seagate Backup Hard Drive 5T) to backup my files, I was unable to copy them on it. Here a quick answer on why and how to fix it.

By default the hard drive use the Window file format called

Windows NT File System (NTFS)

It is then necessary to change the format to copy files on it with a mac.

On your mac go to:

Applications > Utilities > Disk Utility

the following window will then pop up

Why I can't save files on an external hard drive with a mac and how to fix it ?
Why I can't save files on an external hard drive with a mac and how to fix it ?

click on erase

Why I can't save files on an external hard drive with a mac and how to fix it ?
Why I can't save files on an external hard drive with a mac and how to fix it ?

select the format MAC OS Extended

Why I can't save files on an external hard drive with a mac and how to fix it ?
Why I can't save files on an external hard drive with a mac and how to fix it ?

and your are done you can now copy and paste files in the hard drive

Why I can't save files on an external hard drive with a mac and how to fix it ?
Why I can't save files on an external hard drive with a mac and how to fix it ?

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