Please check that you have not exceeded your Salesforce API Limits, should you receive an error, users are unable to log in and/or Cirrus Insight is unresponsive.
In Salesforce, you can go to Setup > Monitor > System Overview to check your total API requests in the last 24 hrs.
Alternatively, you can also run a report from Reports under Administrative Reports.
For Admins: How do I upgrade my org to the new Cirrus Insight?
The new Cirrus Insight brings all the best features from Cirrus Insight 2019 into a more refined, reliable, and easy-to-use offering that reduces CRM friction and helps close deals.
For Admins: Why are users missing from the Admin-Managed Sync list?
What sales tax will I be charged?
Based on your address, you may be charged local/state sales tax on Cirrus Insight purchases.
For Admins: How do I access payment history to download receipts?
Learn how to access payment history and download receipts.
For Admins: How can I use Google Organizational Units to set up Admin-Managed Sync?
To only provide certain users with access to Cirrus Insight Cloud App, your G Suite admin can designate which Organizational Units (OUs) should have access.