Right-click Overwatch 2 in your Library > Properties > Installed Files > Verify integrity of game files .
In the same Compatibility tab, check the box for Run this program as an administrator and Disable fullscreen optimizations . Overwatch 2 PC Crashes Fix | Startup Crash Fix ...
Click the Gear icon next to the Play button and select Scan and Repair . Right-click Overwatch 2 in your Library > Properties