I've been having issues with my computer

in this video this will explain what's wrong with my computer that everytime I record something it does this , And the people at Best Buy have not been complying with us and they've been rude disrespectful and considerate , I am so sick of going to Best Buy And I finally get a computer that functions and then you have an apartment complex that doesn't care about your stuff and then on top of that you have a manager that doesn't care he just shows up and gets a paycheck that's not how that works with you too you can't just show up and get a paycheck ... https://www.youtube.com/watch?v=zLBNWnf5eb0