First connect to Slack
Navigate to the Project Settings / Power Retro section or open the Power Retro from Dashboard and click Manage Retrospective on a card
Click on Slack Connector in the menu
Click on Add to Slack button
Log in to your Slack account
Allow PRNotification to send messages in your slack channels
Set channels
Navigate to the Project Settings / Power Retro section or open the Power Retro from Dashboard and click Manage Retrospective on a card
Click on Slack Connector in the menu
After a successfully connection, you will see the following
Turn on/off slack messages for your team and project members
Choose the appropriate slack channel where you want to receive notifications (to see even private channels, use the tooltip )
Select the event notifications which you want to receive