You only need to click the update button to update Genshin Impact on PC. In case you miss the pop-up, you will still get the update button as shown below. If an update is already available, it will show you a pop-up right away, as shown below. To open it, hit the Windows button on your keyboard or the Windows icon in the top left on your screen, and then type Genshin Impact. How to: Open the Genshin Impact Launcher first of all. Genshin Impact updates on PC don’t require any special work on your end to update the game besides ensuring a stable internet connection. How to Update Genshin Impact on PC Source