Hi I am using Macbook Pro, I was using Yeshmint OS, now I updated to OS X El Capitan. after this I am not getting display in second monitor (Extended monitor). earlier I was getting the display in both (Macbook Pro and Extended monitor), I am not able to solve this. Plz help me in this.
MacBook Pro (13-inch Early 2011), OS X El Capitan (10.11)