UserAgent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.101 Safari/537.36

Steps to reproduce the problem:
1. speed
2. safety
3. awareness

What is the expected behavior?
showing a different website

What went wrong?
pc slows and sometimes stops working

Did this work before? N/A 

Chrome version: 53.0.2785.101  Channel: stable
OS Version: OS X 10.11.6
Flash Version: Shockwave Flash 22.0 r0

fix my pc