Ah, yep found how to add the Developer Options.
Go to Settings > About device.
Tap Build number seveen times.
Now I can mark USB debugging and continue on with Titanium Backup Pro. :)
I seriously did Google this before asking my qu...
I read here: http://forums.androidcentral.com/samsung-galaxy-s7/764561-nougat-notifications-text-size.html to set your screen zoom to Large. That did increase the size of the notification font for me. At least it isn't SUPER tiny.