Is it necessary to have bit defender on my macbook pro?

i have a 13in. late 2011 macbook pro i was wondering if its a must for me to have this bitdefender virus scanner app installed. i was also wanted to know how i can speed up my macbook. i don't have much programs installed but i read that there are certain programs that are not really being used and can be removed to make my mac faster. please help... thanks

juice671 wrote:
i have a 13in. late 2011 macbook pro i was wondering if its a must for me to have this bitdefender virus scanner app installed.
Not at all. How did it get there?
i was also wanted to know how i can speed up my macbook.
Take a look at Randy Singer's Macintosh OS X Beachballs?
i don't have much programs installed but i read that there are certain programs that are not really being used and can be removed to make my mac faster.
Just BitDefender. There may be other applications that are taking up hard drive space, but since you aren't using them, deleting won't speed things up. I doubt that there are any other processes running that aren't necessary and deleting them might easily screw up your OS so that it cannot be updated or worse, won't run. I'd be very interested in where you read that.

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