Step 1: Visit Connected Applications on sidebar. Find Slack under Messaging and click Connect.
Step 2: You will be redirected to Slack where you will need to authorize access to your organization.
Step 3: After authorization, you will be redirected to Valven Atlas, in case you wish to add another integration.
Step 4: On Slack, mention Valven Atlas in the channel that you want to receive notifications.
Step 5: Click Invite Them
Step 5: Now you can receive notifications on your Slack channels from the Automations you define on Valven Atlas.