Speed up your Mac

I have used this many times on Mac computers and it will make a huge difference to the speed of your Mac.
I normally switch off all the fancy effects, this alone will make a huge difference similar to adding more ram. Try it but if you are not computer literate best let someone who is look at it.

Secrets is a preference pane that lets you customize many Mac OS X settings that are hidden or incomplete.

Grab it here
https://www.macupdate.com/app/mac/27025/secrets