First, we would advise you to try going through basic PC troubleshooting. Especially useful steps in this situation are
- making sure your operating system is up to date
- making sure that your system requirements are met
Please consult this article for more details on those steps and others that might be helpful.
Change the graphic settings
An easy way to boost performance is to head to the Video options screen and try turning parameters down to lower settings. To reach this screen:
- From the Main menu, select the Options tab then navigate to Video
- On this screen, you'll be able to change the Video Preset to a lower setting or to fine-tune your settings. Keep in mind that some of those options are more demanding than others.
If you meet the system requirements and have tried the previous steps but are still experiencing issues, please let us know. Note that for technical such as these, attaching a Dxdiag and an Msinfo to your tickets will allow our support team to better understand your situation.