Method 1: Update your graphics Driver

First, check your graphics Driver if is 4.0 or above, if it is lower than 4.0, then you need to update the graphics driver. Here is a useful tool we recommend you to use: DriverTalent

Method 2: Switch the graphics rendering mode

  1. Click Settings on the toolbar
  2. Choose 【Performance settings】
  3. Switch to another mode(OpenGL or DirectX) in Graphics rendering mode
  4. Click Save Settings. Then please restart the emulator.