Peripherals
Jul 02, 2019
3 minutes
I can’t copy my Time Machine backup
Q I’m trying to move my Time Machine backups from their current 2TB external drive to a new 4TB model. About halfway through, macOS reports a ‘-41 error’ and aborts. What’s wrong?
by PETER HILLMORE
A Before going any further, check that you didn’t install any utility software for this new drive. If you did, uninstall it before trying again. Although sometimes useful, these tools aren’t necessary and can cause compatibility issues at times like this.
Then reformat the new drive using++, select the drive and choose File > Get Info. In the permissions section, ensure ‘Ignore ownership on this volume’ isn’t ticked.
You’re reading a preview, subscribe to read more.
Start your free 30 days