Follow these steps to resolve lockups or crashing issues.
Troubleshooting steps for Starcraft and Starcraft: Remastered crash errors
Information regarding crashes accompanied by a Blue Screen
Mac SC2 clients crash to desktop after each game.
Black Screen when starting StarCraft II.
Troubleshooting for game crashes with error "The application encountered an unexpected error"
Troubleshooting steps for IGR owners who have partnership with Blizzard on commonly encountered issues.
Black squares and missing textures on the map after patch 4.11.0.
How to reset in-game options
Troubleshooting steps for Starcraft: Remastered performance problems