Frame drop

After 5 mins. playing games, my laptop's speakers sound becomes "crisped/distorted". It sounds like this: View: https://youtu.be/VObXxkPj-dA It doesn't happen when I use Bluetooth headphones, so it must have to do with the laptop's hardware. Additionally, when the sound breaks, the framerate...

My Laptop's Intel(R) HD Graphics 520, Intel(R) Core(TM) i3-6100U CPU @ 2.30GHz, Processor Speed: 2304 MHz, RAM: 8GB and Up to dated drivers. I'm using my same laptop almost for 2 years, My Favorite Games are COD Ghosts, PES 19 and The New PUBG lite PC. I was Playing my favorite Games Smoothly...

Hey guys ! So i have a friend of mine who bought an acer laptop and recently he told me that with this " gaming laptop" he is having some very bad frame drops as well as stutter while playing game like AC Syndicate, The Witcher 3 or even Rocket League. I have spent the whole afternoon on skype...