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Tried backing up my 6s+ to my MacBook pro and received error message (see above). Did a hard reboot on phone and a restart on MacBook pro also switched the usb port 2nd time tried to back up.
Any suggestions how to remedy?
Thanks
Macbook Pro, Mac OS X (10.5.8)
If you see error -54 when you sync with iTunes - Apple Support
April 2018 - Attempting to copy to the disk "Macintosh HD" failed. An unknown error occurred (-54). Message while syncing iPhone to computer. - https://discussions.apple.com/thread/8326991 - Re-authorise Mac
If you see error -54 when you sync with iTunes - Apple Support
April 2018 - Attempting to copy to the disk "Macintosh HD" failed. An unknown error occurred (-54). Message while syncing iPhone to computer. - https://discussions.apple.com/thread/8326991 - Re-authorise Mac
unknown error occurred (-54)
