If you are having problems getting to Slack, login on the Slack website:
https://aeromir.slack.com/ and you should be prompted to setup two factor authentication.
To enhance the security of our Slack workspace and protect against unauthorized access, we have enabled mandatory two-factor authentication (2FA) for all users. This change is effective immediately, and starting tomorrow morning, I will be forcing all users to log in again.
What This Means for...