Incorrect resolution and screen tearing

In your Nvidia X Server Setting follow these steps -

  1. Navigate to X Server Display Configuration
  2. You can change your resolution here
  3. Click on Adavanced settings
  4. Select "Force Composition Pipeline" // This will fix screen tearing
  5. Select "Force Full Compostion Pipeline" // Try both and select what works best for you
  6. Apply and save your configuration