Please perform the following steps,
Check at which step (1-4) the error occurs in the connection.

1. Connect to Slack from the following URL

Connect to the service

2. Go to the Slack side and authenticate your account.

3. Approve the connection on the Slack connection screen

4. Return to the Jicoo side and check if the Slack integration button is set to "Cancel" (successful connection).

If an error occurs,

If an error occurs, please contact us via chat.