Guide

1. Click on the '+Add apps' section in the left sidebar.

2. In the search bar, type 'CircleCI' and select the CircleCI app from the results.

3. Click the 'Add to Slack' button.

4. Click the drop-down menu to choose a channel.

5. Select a channel where you want the CircleCI notifications will be posted.

6. After you have chosen your channel, click 'Add CircleCI Integration'.

7. By connecting Slack with CircleCI, you can receive real-time notifications about build successes, and failures, which helps streamline collaboration and maintain transparency across your team.