Can't help without the details
Mac owners have good machines, with plenty of battery life and power. Backing the hard drive up to an external HD is tricky, though, which is why we've put together this guide on how to backup a. All you need to do is plug in an external storage device, hard drive or SSD, and start backing up with Time Machine. We have a complete guide to using Time Machine to back up your Mac here.
You need to find the EHD format - it must be Mac OS extended (Journaled) for the Photos library - you get that in the finder by selecting the EHD under devices and right clicking and getting info - the info window gives the format among other things
![Backup Backup](/uploads/1/3/4/2/134274060/612324895.jpg)
and if the WD is your TM backup volume then adding a copy of the Photos library is useless since you lose both when the WD drive fails - to be a separate backup it needs to be on a separate drive - you only state that you have one
You control what is shown in the finder preferences > sidebar window
and you do not get you Photos library under all my files - by default it is in your pictures folder under favorites
What exactly does this mean
Problem - when I drag the Photos Library to Remote Disk (EHD), it doesn't catch the Remote Disk.
Certainly having two backups of your photos is a good idea
Backup Apple Photos
LN