![](https://www.infallibletechie.com/wp-content/uploads/2022/10/Authenticate-Service-Cloud-for-Slack-Salesforce-App-1024x576.jpg)
Option 1:
1. Open Slack Workspace.
2. Open Service Cloud for Slack App.
3. Click Connect button.
![](https://www.infallibletechie.com/wp-content/uploads/2022/10/Service-Cloud-for-Slack-Salesforce-App-Authentication.jpg)
Option 2:
1. Run a Swarm Command.
Example:
/service-swarm-start 00006150
![](https://www.infallibletechie.com/wp-content/uploads/2022/10/Service-Cloud-for-Slack-Start-a-Swarm-1.jpg)
2. You will see Connect button to Authenticate if it is not authenticated before.
![](https://www.infallibletechie.com/wp-content/uploads/2022/10/Service-Cloud-for-Slack-reauthentication.jpg)