Create a channel-> My_Channel_Name got to the https://my.slack.com/services/new/incoming-webhook/-> Select My_Channel_Name-> Add Incoming WebHooks integration-> copy Webhook URL-> GitLab-> Projects-> MyApp-> Settings-> Services-> Slack-> Active :checked Trigger part Push events :checked Tag push events :checked Comments :checked Issue events :checked Merge Request events :checked Build events :checked Webhook :https://hooks.slack.com/services/T7…Rk Username :MyAppB2B Slack notification Channel :#gitintegration Save Changes Test settings You must see “We sent a request to the provided URL” ]]>