This is a great article on managing external hard drives on your system. I think by now most people have at least one external drive..
If you are having some slowdowns on your Mac at times then you might want to disable Spotlight Indexing. If you are a heavy Spotlight..
When I first started receiving phone calls on my Mac I thought it was fun. But, after a while having ALL my Apple devices ringing..
Recently I upgraded a friends 2011 MacBook Pro 13" to a SSD drvie. It is a nice machine. Since Apple went to all enclosed systems..
Apple released the 10.11.5 update to El Capitan. I have been running it on my beta install without any problems. It is supposed to fix..