Are you using a or Antivirus that might be blocking the connection?
To stop Slack from crashing on Windows 11, the most effective first step is usually or disabling hardware acceleration . 1. Clear Slack's App Data (Most Common Fix) slack keeps crashing windows 11
Corrupted local storage is a primary cause of startup crashes. You can clear this data through the app or Windows settings. Open the Slack desktop app. Are you using a or Antivirus that might
If the app won't open at all, press Win + R , type %AppData% , and delete the Slack folder. 2. Disable Hardware Acceleration press Win + R