Blizzard’s support reply describes a GPU hang or crash with multiple possible causes, including drivers and hardware. Record the scene, GPU and driver version before comparing an official vendor update. If the entire display fails or the PC restarts, stop treating it as a game-only crash.
Sources
We checked these official pages and wrote the steps in our own words. Follow the publisher’s page if it has changed.
Blizzard forum: Jambrix support reply (May 4, 2023)NVIDIA: official driver selection (Japanese)AMD: graphics information and software updatesJapanese version of this page